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Pension and Profit Sharing Plans (Detail Textuals) - USD ($) | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Compensation and Retirement Disclosure [Abstract] |  |  |
Annual contributions, included in employee benefit expense | $ 225,179 | $ 229,500 | $ 260,400
Amount of additional contributions under this plan for benefit of certain employees | 1,014 | 8,159 | 8,159
Amount of discretionary employer matching contributions to plan | $ 191,391 | $ 228,516 | $ 304,558

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- Definition Amount of additional contributions made to multiemployer plans by the employer for the benefit of certain employees, whose retirement funds were negatively affected by the termination of a prior defined benefit pension plan. + References No definition available. + Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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- Definition Amount of contributions made to multiemployer plans by the employer. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49170332&loc=SL14450702-114947 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=49170332&loc=SL14450691-114947 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=49170332&loc=SL14450657-114947 + Details
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