Employee Benefit Plans - Summary of Change in Benefit Obligation (Detail) |
12 Months Ended |
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Dec. 31, 2016
USD ($)
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Pension Plan [Member] | |
Change in Projected Benefit Obligation | |
Interest cost | $ 530,839 |
Actuarial (gain) loss | (965,046) |
Business combinations | 88,705,097 |
Benefits paid | (409,084) |
Benefit obligation at end of year | 87,861,806 |
Supplemental Employee Retirement Plan [Member] | |
Change in Projected Benefit Obligation | |
Interest cost | 51,696 |
Actuarial (gain) loss | (415,416) |
Business combinations | 9,154,118 |
Benefits paid | (38,550) |
Benefit obligation at end of year | 8,751,848 |
Postretirement Benefits [Member] | |
Change in Projected Benefit Obligation | |
Service cost | 8,169 |
Interest cost | 11,097 |
Plan participants' contributions | 1,939 |
Actuarial (gain) loss | (103,396) |
Business combinations | 1,859,010 |
Benefits paid | (20,396) |
Benefit obligation at end of year | $ 1,756,423 |
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- Definition Amount of gain (loss) related to change in benefit obligation resulting from changes in actuarial assumptions, for example, but not limited to, interest, mortality, employee turnover, salary, and temporary deviation from the substantive plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition 1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of increase in the benefit obligation attributed to business combinations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition The amount of contributions made by plan participants. This item represents a periodic increase to the plan obligation and an increase to plan assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The actuarial present value of benefits attributed by the pension benefit formula to services rendered by employees during the period. The portion of the expected postretirement benefit obligation attributed to employee service during the period. The service cost component is a portion of the benefit obligation and is unaffected by the funded status of the plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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