Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)		$ 523	$ 9,564	$ (1,343)	$ 13,254
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment		181	(675)	(3,526)	378
Unrealized gain (loss) on cash flow hedges, net of tax expense (benefit) of $19, $0, $(277), and $0 respectively		55	(1,132)	(809)	(1,158)
Reclassification of pension liability adjustments to earnings, net of tax expense of $31, $0, $55, and $0 respectively*	[1]	76	92	134	185
Other comprehensive income (loss)		312	(1,715)	(4,201)	(595)
Comprehensive income (loss)		$ 835	$ 7,849	$ (5,544)	$ 12,659

[1] Reclassifications out of Accumulated other comprehensive loss for pension obligations are charged to Selling and administrative expenses within the Condensed Consolidated Statements of Operations.