Note 5 - Loans (Tables)
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12 Months Ended |
Dec. 31, 2016 |
| Notes Tables |
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| Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
| | | | | | | | | | | | | | | $ | 144,260 | | | $ | 130,696 | | | | | | 243,830 | | | | 245,198 | | Construction, land acquisition and development | | | 18,357 | | | | 30,843 | | Commercial and industrial | | | 153,758 | | | | 149,826 | | | | | | 127,844 | | | | 128,533 | | State and political subdivisions | | | 43,709 | | | | 46,056 | | | | | | 731,758 | | | | 731,152 | | | | | | (48 | ) | | | (98 | ) | | | | | 2,569 | | | | 2,662 | | Allowance for loan and lease losses | | | (8,419 | ) | | | (8,790 | ) | | | | $ | 725,860 | | | $ | 724,926 | |
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| Allowance for Credit Losses on Financing Receivables [Table Text Block] |
Allowance for Loan and Lease Losses by Loan Category | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Acquisition and Development | | | | | | | | | State and Political Subdivisions | | | | | | | | Allowance for loan losses: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Beginning balance, January 1, 2016 | | $ | 1,333 | | | $ | 3,346 | | | $ | 853 | | | $ | 1,205 | | | $ | 1,494 | | | $ | 485 | | | $ | 74 | | | $ | 8,790 | | | | | | (153 | ) | | | (398 | ) | | | - | | | | (1,107 | ) | | | (960 | ) | | | - | | | | - | | | | (2,618 | ) | | | | | 4 | | | | 6 | | | | 9 | | | | 507 | | | | 568 | | | | - | | | | - | | | | 1,094 | | | | | | (13 | ) | | | 343 | | | | (594 | ) | | | 1,131 | | | | 355 | | | | 5 | | | | (74 | ) | | | 1,153 | | Ending balance, December 31, 2016 | | $ | 1,171 | | | $ | 3,297 | | | $ | 268 | | | $ | 1,736 | | | $ | 1,457 | | | $ | 490 | | | $ | - | | | $ | 8,419 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2016: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 29 | | | $ | 254 | | | $ | - | | | $ | 18 | | | $ | 1 | | | $ | - | | | $ | - | | | $ | 302 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2016: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 1,142 | | | $ | 3,043 | | | $ | 268 | | | $ | 1,718 | | | $ | 1,456 | | | $ | 490 | | | $ | - | | | $ | 8,117 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2016 | | $ | 144,260 | | | $ | 243,830 | | | $ | 18,357 | | | $ | 153,758 | | | $ | 127,844 | | | $ | 43,709 | | | $ | - | | | $ | 731,758 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2016: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Individually evaluated for impairment | | $ | 1,929 | | | $ | 2,937 | | | $ | 350 | | | $ | 91 | | | $ | 297 | | | $ | - | | | $ | - | | | $ | 5,604 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2016: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Collectively evaluated for impairment | | $ | 142,331 | | | $ | 240,893 | | | $ | 18,007 | | | $ | 153,667 | | | $ | 127,547 | | | $ | 43,709 | | | $ | - | | | $ | 726,154 | | Allowance for Loan and Lease Losses by Loan Category | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Acquisition and Development | | | | | | | | | State and Political Subdivisions | | | | | | | | Allowance for loan losses: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Beginning balance, January 1, 2015 | | $ | 1,772 | | | $ | 4,663 | | | $ | 665 | | | $ | 2,104 | | | $ | 1,673 | | | $ | 598 | | | $ | 45 | | | $ | 11,520 | | | | | | (139 | ) | | | (912 | ) | | | (688 | ) | | | (180 | ) | | | (716 | ) | | | - | | | | - | | | | (2,635 | ) | | | | | 58 | | | | 307 | | | | - | | | | 400 | | | | 485 | | | | - | | | | - | | | | 1,250 | | | | | | (358 | ) | | | (712 | ) | | | 876 | | | | (1,119 | ) | | | 52 | | | | (113 | ) | | | 29 | | | | (1,345 | ) | Ending balance, December 31, 2015 | | $ | 1,333 | | | $ | 3,346 | | | $ | 853 | | | $ | 1,205 | | | $ | 1,494 | | | $ | 485 | | | $ | 74 | | | $ | 8,790 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2015: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 92 | | | $ | 287 | | | $ | 1 | | | $ | - | | | $ | 1 | | | $ | - | | | $ | - | | | $ | 381 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2015: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 1,241 | | | $ | 3,059 | | | $ | 852 | | | $ | 1,205 | | | $ | 1,493 | | | $ | 485 | | | $ | 74 | | | $ | 8,409 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2015 | | $ | 130,696 | | | $ | 245,198 | | | $ | 30,843 | | | $ | 149,826 | | | $ | 128,533 | | | $ | 46,056 | | | $ | - | | | $ | 731,152 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2015: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Individually evaluated for impairment | | $ | 2,930 | | | $ | 3,831 | | | $ | 646 | | | $ | 203 | | | $ | 351 | | | $ | - | | | $ | - | | | $ | 7,961 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2015: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Collectively evaluated for impairment | | $ | 127,766 | | | $ | 241,367 | | | $ | 30,197 | | | $ | 149,623 | | | $ | 128,182 | | | $ | 46,056 | | | $ | - | | | $ | 723,191 | | Allowance for Loan and Lease Losses by Loan Category | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Acquisition and Development | | | | | | | | | State and Political Subdivisions | | | | | | | | Allowance for loan losses: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Beginning balance, January 1, 2014 | | $ | 2,287 | | | $ | 6,017 | | | $ | 924 | | | $ | 2,321 | | | $ | 1,789 | | | $ | 679 | | | $ | - | | | $ | 14,017 | | | | | | (204 | ) | | | - | | | | (45 | ) | | | (217 | ) | | | (922 | ) | | | - | | | | - | | | | (1,388 | ) | | | | | 90 | | | | 362 | | | | 3,538 | | | | 262 | | | | 508 | | | | - | | | | - | | | | 4,760 | | | | | | (401 | ) | | | (1,716 | ) | | | (3,752 | ) | | | (262 | ) | | | 298 | | | | (81 | ) | | | 45 | | | | (5,869 | ) | Ending balance, December 31, 2014 | | $ | 1,772 | | | $ | 4,663 | | | $ | 665 | | | $ | 2,104 | | | $ | 1,673 | | | $ | 598 | | | $ | 45 | | | $ | 11,520 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2014: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 51 | | | $ | 331 | | | $ | 1 | | | $ | - | | | $ | 1 | | | $ | - | | | $ | - | | | $ | 384 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2014: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 1,721 | | | $ | 4,332 | | | $ | 664 | | | $ | 2,104 | | | $ | 1,672 | | | $ | 598 | | | $ | 45 | | | $ | 11,136 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2014 | | $ | 122,832 | | | $ | 233,473 | | | $ | 18,835 | | | $ | 132,057 | | | $ | 122,092 | | | $ | 40,205 | | | $ | - | | | $ | 669,494 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2014: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Individually evaluated for impairment | | $ | 2,487 | | | $ | 6,660 | | | $ | 256 | | | $ | 32 | | | $ | 361 | | | $ | - | | | $ | - | | | $ | 9,796 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Ending balance, December 31, 2014: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Collectively evaluated for impairment | | $ | 120,345 | | | $ | 226,813 | | | $ | 18,579 | | | $ | 132,025 | | | $ | 121,731 | | | $ | 40,205 | | | $ | - | | | $ | 659,698 | |
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| Financing Receivable Credit Quality Indicators [Table Text Block] |
Credit Quality Indicators | | | | | | | Commercial Loans | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 25,506 | | | $ | 394 | | | $ | 466 | | | $ | - | | | $ | - | | | $ | 26,366 | | | $ | 117,286 | | | $ | 608 | | | $ | 117,894 | | | $ | 144,260 | | | | | | 233,523 | | | | 4,911 | | | | 5,396 | | | | - | | | | - | | | | 243,830 | | | | - | | | | - | | | | - | | | | 243,830 | | Construction, land acquisition and development | | | 14,101 | | | | 346 | | | | 448 | | | | - | | | | - | | | | 14,895 | | | | 3,462 | | | | - | | | | 3,462 | | | | 18,357 | | Commercial and industrial | | | 145,794 | | | | 2,794 | | | | 1,128 | | | | - | | | | - | | | | 149,716 | | | | 4,042 | | | | - | | | | 4,042 | | | | 153,758 | | | | | | 2,699 | | | | - | | | | 37 | | | | - | | | | - | | | | 2,736 | | | | 124,935 | | | | 173 | | | | 125,108 | | | | 127,844 | | State and political subdivisions | | | 40,424 | | | | 2,964 | | | | 321 | | | | - | | | | - | | | | 43,709 | | | | - | | | | - | | | | - | | | | 43,709 | | | | | $ | 462,047 | | | $ | 11,409 | | | $ | 7,796 | | | $ | - | | | $ | - | | | $ | 481,252 | | | $ | 249,725 | | | $ | 781 | | | $ | 250,506 | | | $ | 731,758 | | Credit Quality Indicators | | | | | | | Commercial Loans | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 21,018 | | | $ | 449 | | | $ | 984 | | | $ | - | | | $ | - | | | $ | 22,451 | | | $ | 107,204 | | | $ | 1,041 | | | $ | 108,245 | | | $ | 130,696 | | | | | | 225,850 | | | | 11,356 | | | | 7,992 | | | | - | | | | - | | | | 245,198 | | | | - | | | | - | | | | - | | | | 245,198 | | Construction, land acquisition and development | | | 23,946 | | | | 358 | | | | 5,137 | | | | - | | | | - | | | | 29,441 | | | | 1,402 | | | | - | | | | 1,402 | | | | 30,843 | | Commercial and industrial | | | 142,242 | | | | 595 | | | | 2,209 | | | | - | | | | - | | | | 145,046 | | | | 4,775 | | | | 5 | | | | 4,780 | | | | 149,826 | | | | | | 2,747 | | | | 9 | | | | 39 | | | | - | | | | - | | | | 2,795 | | | | 125,392 | | | | 346 | | | | 125,738 | | | | 128,533 | | State and political subdivisions | | | 45,464 | | | | 120 | | | | 472 | | | | - | | | | - | | | | 46,056 | | | | - | | | | - | | | | - | | | | 46,056 | | | | | $ | 461,267 | | | $ | 12,887 | | | $ | 16,833 | | | $ | - | | | $ | - | | | $ | 490,987 | | | $ | 238,773 | | | $ | 1,392 | | | $ | 240,165 | | | $ | 731,152 | |
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| Past Due Financing Receivables [Table Text Block] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Performing (accruing) loans: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 143,142 | | | $ | 229 | | | $ | 107 | | | $ | - | | | $ | 143,478 | | | | | | 241,477 | | | | 830 | | | | 553 | | | | - | | | | 242,860 | | Construction, land acquisition and development | | | 17,766 | | | | 346 | | | | - | | | | - | | | | 18,112 | | | | | | 402,385 | | | | 1,405 | | | | 660 | | | | - | | | | 404,450 | | | | | | | | | | | | | | | | | | | | | | | | Commercial and industrial | | | 153,378 | | | | 307 | | | | 9 | | | | - | | | | 153,694 | | | | | | | | | | | | | | | | | | | | | | | | | | | | 126,341 | | | | 1,030 | | | | 300 | | | | - | | | | 127,671 | | | | | | | | | | | | | | | | | | | | | | | | State and political subdivisions | | | 43,709 | | | | - | | | | - | | | | - | | | | 43,709 | | Total performing (accruing) loans | | | 725,813 | | | | 2,742 | | | | 969 | | | | - | | | | 729,524 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 176 | | | | 202 | | | | 17 | | | | 387 | | | | 782 | | | | | | 201 | | | | 23 | | | | - | | | | 746 | | | | 970 | | Construction, land acquisition and development | | | - | | | | 245 | | | | - | | | | - | | | | 245 | | | | | | 377 | | | | 470 | | | | 17 | | | | 1,133 | | | | 1,997 | | | | | | | | | | | | | | | | | | | | | | | | Commercial and industrial | | | - | | | | - | | | | - | | | | 64 | | | | 64 | | | | | | | | | | | | | | | | | | | | | | | | | | | | 56 | | | | 25 | | | | 2 | | | | 90 | | | | 173 | | | | | | | | | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | | | - | | | | - | | | | | | 433 | | | | 495 | | | | 19 | | | | 1,287 | | | | 2,234 | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 726,246 | | | $ | 3,237 | | | $ | 988 | | | $ | 1,287 | | | $ | 731,758 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Performing (accruing) loans: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 129,206 | | | $ | 51 | | | $ | 225 | | | $ | - | | | $ | 129,482 | | | | | | 243,168 | | | | 53 | | | | 286 | | | | - | | | | 243,507 | | Construction, land acquisition and development | | | 30,475 | | | | 26 | | | | - | | | | - | | | | 30,501 | | | | | | 402,849 | | | | 130 | | | | 511 | | | | - | | | | 403,490 | | | | | | | | | | | | | | | | | | | | | | | | Commercial and industrial | | | 149,329 | | | | 236 | | | | 66 | | | | - | | | | 149,631 | | | | | | | | | | | | | | | | | | | | | | | | | | | | 126,760 | | | | 994 | | | | 433 | | | | - | | | | 128,187 | | | | | | | | | | | | | | | | | | | | | | | | State and political subdivisions | | | 46,056 | | | | - | | | | - | | | | - | | | | 46,056 | | Total peforming (accruing) loans | | | 724,994 | | | | 1,360 | | | | 1,010 | | | | - | | | | 727,364 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 923 | | | | 99 | | | | 44 | | | | 148 | | | | 1,214 | | | | | | 1,576 | | | | - | | | | 115 | | | | - | | | | 1,691 | | Construction, land acquisition and development | | | 342 | | | | - | | | | - | | | | - | | | | 342 | | | | | | 2,841 | | | | 99 | | | | 159 | | | | 148 | | | | 3,247 | | | | | | | | | | | | | | | | | | | | | | | | Commercial and industrial | | | 98 | | | | - | | | | - | | | | 97 | | | | 195 | | | | | | | | | | | | | | | | | | | | | | | | | | | | 69 | | | | 21 | | | | 3 | | | | 253 | | | | 346 | | | | | | | | | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | | | - | | | | - | | | | | | 3,008 | | | | 120 | | | | 162 | | | | 498 | | | | 3,788 | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 728,002 | | | $ | 1,480 | | | $ | 1,172 | | | $ | 498 | | | $ | 731,152 | |
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| Impaired Financing Receivables [Table Text Block] |
| | | | | | | | | | | | | | | With no allowance recorded: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 386 | | | $ | 477 | | | $ | - | | | | | | 1,066 | | | | 1,143 | | | | - | | Construction, land acquisition and development | | | 350 | | | | 766 | | | | - | | | | | | 1,802 | | | | 2,386 | | | | - | | | | | | | | | | | | | | | | Commercial and industrial | | | 73 | | | | 105 | | | | - | | | | | | | | | | | | | | | | | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | Total impaired loans with no related allowance recorded | | | 1,875 | | | | 2,491 | | | | - | | | | | | | | | | | | | | | | With a related allowance recorded: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1,543 | | | | 1,543 | | | | 29 | | | | | | 1,871 | | | | 1,871 | | | | 254 | | Construction, land acquisition and development | | | - | | | | - | | | | - | | | | | | 3,414 | | | | 3,414 | | | | 283 | | | | | | | | | | | | | | | | Commercial and industrial | | | 18 | | | | 18 | | | | 18 | | | | | | | | | | | | | | | | | | | | 297 | | | | 297 | | | | 1 | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | Total impaired loans with a related allowance recorded | | | 3,729 | | | | 3,729 | | | | 302 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1,929 | | | | 2,020 | | | | 29 | | | | | | 2,937 | | | | 3,014 | | | | 254 | | Construction, land acquisition and development | | | 350 | | | | 766 | | | | - | | | | | | 5,216 | | | | 5,800 | | | | 283 | | | | | | | | | | | | | | | | Commercial and industrial | | | 91 | | | | 123 | | | | 18 | | | | | | | | | | | | | | | | | | | | 297 | | | | 297 | | | | 1 | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | | | | $ | 5,604 | | | $ | 6,220 | | | $ | 302 | | | | | | | | | | | | | | | | | With no allowance recorded: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 1,042 | | | $ | 1,138 | | | $ | - | | | | | | 1,850 | | | | 2,868 | | | | - | | Construction, land acquisition and development | | | 470 | | | | 844 | | | | - | | | | | | 3,362 | | | | 4,850 | | | | - | | | | | | | | | | | | | | | | Commercial and industrial | | | 124 | | | | 156 | | | | - | | | | | | | | | | | | | | | | | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | Total impaired loans with no related allowance recorded | | | 3,486 | | | | 5,006 | | | | - | | | | | | | | | | | | | | | | With a related allowance recorded: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1,888 | | | | 1,888 | | | | 92 | | | | | | 1,981 | | | | 1,981 | | | | 287 | | Construction, land acquisition and development | | | 176 | | | | 176 | | | | 1 | | | | | | 4,045 | | | | 4,045 | | | | 380 | | | | | | | | | | | | | | | | Commercial and industrial | | | 79 | | | | 79 | | | | - | | | | | | | | | | | | | | | | | | | | 351 | | | | 351 | | | | 1 | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | Total impaired loans with a related allowance recorded | | | 4,475 | | | | 4,475 | | | | 381 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2,930 | | | | 3,026 | | | | 92 | | | | | | 3,831 | | | | 4,849 | | | | 287 | | Construction, land acquisition and development | | | 646 | | | | 1,020 | | | | 1 | | | | | | 7,407 | | | | 8,895 | | | | 380 | | | | | | | | | | | | | | | | Commercial and industrial | | | 203 | | | | 235 | | | | - | | | | | | | | | | | | | | | | | | | | 351 | | | | 351 | | | | 1 | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | | | | $ | 7,961 | | | $ | 9,481 | | | $ | 381 | |
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| Schedule of Average Balance and Interest Income on Impaired Loans [Table Text Block] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 2,428 | | | $ | 91 | | | $ | 3,157 | | | $ | 121 | | | $ | 2,226 | | | $ | 91 | | | | | | 3,489 | | | | 92 | | | | 6,830 | | | | 106 | | | | 6,616 | | | | 118 | | Construction, land acquisition and development | | | 428 | | | | 7 | | | | 570 | | | | 18 | | | | 284 | | | | 15 | | | | | | 6,345 | | | | 190 | | | | 10,557 | | | | 245 | | | | 9,126 | | | | 224 | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commercial and industrial | | | 283 | | | | 2 | | | | 174 | | | | 2 | | | | 76 | | | | - | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 300 | | | | 10 | | | | 356 | | | | 11 | | | | 343 | | | | 11 | | | | | | | | | | | | | | | | | | | | | | | | | | | | State and political subdivisions | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 6,928 | | | $ | 202 | | | $ | 11,087 | | | $ | 258 | | | $ | 9,545 | | | $ | 235 | |
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| Troubled Debt Restructurings on Financing Receivables [Table Text Block] |
| | For the Year Ended December 31, 2016 | | | For the Year Ended December 31, 2015 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Troubled debt restructurings: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2 | | | $ | 254 | | | $ | 258 | | | | 5 | | | $ | 810 | | | $ | 827 | | | | | | - | | | | - | | | | - | | | | 1 | | | | 1,654 | | | | 742 | | Construction, land acquisition and development | | | - | | | | - | | | | - | | | | 1 | | | | 96 | | | | 96 | | Commercial and industrial | | | 2 | | | | 52 | | | | 52 | | | | 1 | | | | 79 | | | | 79 | | | | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | State and political subdivisions | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | Total new troubled debt restructurings | | | 4 | | | $ | 306 | | | $ | 310 | | | | 8 | | | $ | 2,639 | | | $ | 1,744 | |
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| Schedule of Types of Modifications of Troubled Debt Restructurings on Financing Receivables [Table Text Block] |
| | For the Year Ended December 31, 2016 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 159 | | | $ | 95 | | | $ | - | | | $ | 254 | | | | | | - | | | | - | | | | - | | | | - | | Construction, land acquisition and development | | | - | | | | - | | | | - | | | | - | | Commercial and industrial | | | 52 | | | | - | | | | - | | | | 52 | | | | | | - | | | | - | | | | - | | | | - | | State and political subdivisions | | | - | | | | - | | | | - | | | | - | | | | | $ | 211 | | | $ | 95 | | | $ | - | | | $ | 306 | | | | For the Year Ended December 31, 2015 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | 710 | | | $ | 100 | | | $ | - | | | $ | 810 | | | | | | - | | | | - | | | | 1,654 | | | | 1,654 | | Construction, land acquisition and development | | | 96 | | | | - | | | | - | | | | 96 | | Commercial and industrial | | | - | | | | - | | | | 79 | | | | 79 | | | | | | - | | | | - | | | | - | | | | - | | State and political subdivisions | | | - | | | | - | | | | - | | | | - | | | | | $ | 806 | | | $ | 100 | | | $ | 1,733 | | | $ | 2,639 | |
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| TDRs with Subsequent Default [Table Text Block] |
| | For the Year Ended December 31, 2016 | | | | | | | | | | | | | | | | | | | | | | | | 3 | | | $ | 107 | | | | | | 1 | | | | 680 | | Construction, land acquisition and development | | | - | | | | - | | Commercial and industrial | | | - | | | | - | | | | | | - | | | | - | | State and political subdivisions | | | - | | | | - | | | | | | 4 | | | $ | 787 | |
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