Note 5 - Loans and Leases - Roll-forward of Allowance for Loan and Leases Losses by Loan Category (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Balance | $ 15,857 | $ 14,586 | $ 15,857 | $ 14,586 | |||||||
| Charge-offs | (3,287) | (3,454) | |||||||||
| Recoveries | 590 | 329 | |||||||||
| Provision for loan and lease losses | $ 1,059 | $ 1,412 | $ 445 | 1,410 | $ 1,777 | $ 1,200 | $ 850 | 569 | 4,326 | 4,396 | $ 884 |
| Balance | 17,486 | 15,857 | 17,486 | 15,857 | 14,586 | ||||||
| Real Estate Portfolio Segment [Member] | Commercial Mortgage [Member] | |||||||||||
| Balance | 5,199 | 3,948 | 5,199 | 3,948 | |||||||
| Charge-offs | (110) | (50) | |||||||||
| Recoveries | 62 | 27 | |||||||||
| Provision for loan and lease losses | 1,076 | 1,274 | |||||||||
| Balance | 6,227 | 5,199 | 6,227 | 5,199 | 3,948 | ||||||
| Real Estate Portfolio Segment [Member] | Home Equity Loan [Member] | |||||||||||
| Balance | 1,307 | 1,917 | 1,307 | 1,917 | |||||||
| Charge-offs | (592) | (774) | |||||||||
| Recoveries | 68 | 98 | |||||||||
| Provision for loan and lease losses | 472 | 66 | |||||||||
| Balance | 1,255 | 1,307 | 1,255 | 1,307 | 1,917 | ||||||
| Real Estate Portfolio Segment [Member] | Residential Mortgage Loan [Member] | |||||||||||
| Balance | 1,740 | 1,736 | 1,740 | 1,736 | |||||||
| Charge-offs | (306) | (791) | |||||||||
| Recoveries | 48 | 35 | |||||||||
| Provision for loan and lease losses | 435 | 760 | |||||||||
| Balance | 1,917 | 1,740 | 1,917 | 1,740 | 1,736 | ||||||
| Real Estate Portfolio Segment [Member] | Construction Loans [Member] | |||||||||||
| Balance | 1,324 | 1,367 | 1,324 | 1,367 | |||||||
| Charge-offs | |||||||||||
| Recoveries | 64 | 4 | |||||||||
| Provision for loan and lease losses | 845 | (47) | |||||||||
| Balance | 2,233 | 1,324 | 2,233 | 1,324 | 1,367 | ||||||
| Commercial Portfolio Segment [Member] | |||||||||||
| Balance | 5,609 | 4,533 | 5,609 | 4,533 | |||||||
| Charge-offs | (1,298) | (1,220) | |||||||||
| Recoveries | 93 | 35 | |||||||||
| Provision for loan and lease losses | 738 | 2,261 | |||||||||
| Balance | 5,142 | 5,609 | 5,142 | 5,609 | 4,533 | ||||||
| Consumer Portfolio Segment [Member] | |||||||||||
| Balance | 142 | 238 | 142 | 238 | |||||||
| Charge-offs | (173) | (177) | |||||||||
| Recoveries | 23 | 29 | |||||||||
| Provision for loan and lease losses | 161 | 52 | |||||||||
| Balance | 153 | 142 | 153 | 142 | 238 | ||||||
| Finance Leases Portfolio Segment [Member] | |||||||||||
| Balance | 518 | 468 | 518 | 468 | |||||||
| Charge-offs | (808) | (442) | |||||||||
| Recoveries | 232 | 101 | |||||||||
| Provision for loan and lease losses | 617 | 391 | |||||||||
| Balance | 559 | 518 | 559 | 518 | 468 | ||||||
| Unallocated Financing Receivables [Member] | |||||||||||
| Balance | $ 18 | $ 379 | 18 | 379 | |||||||
| Charge-offs | |||||||||||
| Recoveries | |||||||||||
| Provision for loan and lease losses | (18) | (361) | |||||||||
| Balance | $ 18 | $ 18 | $ 379 | ||||||||