Accumulated Other Comprehensive (Loss) Income (Tables)

12 Months Ended

Dec. 31, 2017

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of Components of Accumulated Other Comprehensive (Loss) Income

The cumulative balance of each component of accumulated other comprehensive (loss) income is as follows (in thousands):

	Foreign Currency Translation Adjustment			Minimum Pension Liability Adjustment			Unamortized Post-Retirement Health Care Costs			Total Pre-Tax Amount			Tax (Benefit) Expense			Accumulated Other Comprehensive (Loss) Income
Balance at December 31, 2015	$	(12,793	)	$	118		$	(4,251	)	$	(16,926	)	$	(1,510	)	$	(15,416	)
Minimum pension and post retirement health care plan adjustments	—			79			1,101			1,180			430			750
Foreign currency translation adjustment	6,945			—			—			6,945			—			6,945
Balance at December 31, 2016	$	(5,848	)	$	197		$	(3,150	)	$	(8,801	)	$	(1,080	)	$	(7,721	)
Minimum pension and post retirement health care plan adjustments	—			(26		)	341			315			110			205
Foreign currency translation adjustment	3,150			—			—			3,150			—			3,150
Balance at December 31, 2017	$	(2,698	)	$	171		$	(2,809	)	$	(5,336	)	$	(970	)	$	(4,366	)