Employee Benefit Plans - Schedule of Defined Benefit Plan Amounts in Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Retirement Benefits [Abstract]
Curtailment/settlement	$ 0	$ 0
Current year actuarial (gain) loss	3,238	526
Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income (Loss), Amortization of Actuarial Gain (Loss), Before Tax	137	103
Current year prior service (credit) cost	0	0
Amortization of prior service credit (cost)	0	0
Amortization of transition asset (obligation)	0	0
Total recognized in other comprehensive (income) loss	3,101	423
Total recognized in net periodic benefit cost and other comprehensive (income) loss	$ 4,159	$ 321