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Pension Plan - Additional Information (Detail) (USD $)
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1 Months Ended |
12 Months Ended |
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Jan. 31, 2013
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Dec. 31, 2013
Securities
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Dec. 31, 2012
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| Pension Plans, Postretirement and Other Employee Benefits [Line Items] |
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| Defined benefit plan, general information |
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The Company maintains a Defined Benefit Pension Plan (the “Pension Plan”) which prior to December 31, 2011 was for all employees who had attained the age of 21 and completed one year of service. The pension benefits were based primarily on years of service and the average compensation for the five highest consecutive years during the final ten years of employment. The benefit formula generally provided for a life annuity benefit. |
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| Pension benefits average compensation highest consecutive years |
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5 years |
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| Pension benefits average compensation highest consecutive final years of employment |
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10 years |
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| Total contribution to defined benefit plan |
$ 84,600 |
$ 84,600 |
$ 473,540 |
| Future accrual for pension |
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$ 0 |
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| Excess of the unrecognized (gain) or loss of the projected benefit obligation, percent |
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10.00% |
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| Excess of the unrecognized (gain) or loss of the market related value of assets, percent |
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10.00% |
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| Excess of the unrecognized (gain) or loss, amortization period |
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12 years 7 months 6 days |
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| Short-term obligations of the U.S. government, percentage of consolidated assets |
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4.00% |
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| Number of security except short term obligations constitute more than 4% of consolidated assets |
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0 |
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Minimum [Member]
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| Pension Plans, Postretirement and Other Employee Benefits [Line Items] |
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| Defined benefit plan, eligibility age criteria |
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21 years |
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| Defined benefit plan eligibility year of service rendered |
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1 year |
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| Change in the discount rate |
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4.00% |
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Maximum [Member]
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| Pension Plans, Postretirement and Other Employee Benefits [Line Items] |
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| Change in the discount rate |
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5.00% |
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Equity Securities [Member]
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| Pension Plans, Postretirement and Other Employee Benefits [Line Items] |
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| Allocation of investments |
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60.00% |
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Fixed Income Securities [Member]
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| Pension Plans, Postretirement and Other Employee Benefits [Line Items] |
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| Allocation of investments |
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40.00% |
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Cash and Cash Equivalents [Member]
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| Pension Plans, Postretirement and Other Employee Benefits [Line Items] |
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| Allocation of investments |
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10.00% |
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