Employee Benefit Plans - Schedule of Net Periodic Pension Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Compensation and Retirement Disclosure [Abstract]
Service cost	$ 0	$ 0
Interest cost on benefit obligation	1,864	1,788
Expected return on plan assets	(2,069)	(2,025)
Curtailment and settlements	0	0
Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), before Tax	0	0
Amortization of prior service cost		0
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), before Tax	103
Amortization of actuarial (gains) losses		0
Net periodic benefit cost (benefit)	$ (102)	$ (237)