CONDENSED CONSOLIDATED STATEMENT OF OTHER COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 364	$ (870)	$ (2,438)	$ 8,487
Other comprehensive loss:
Foreign currency translation adjustment, net of applicable income taxes	(338)	(155)	(379)	(251)
Reclassification of currency translation adjustment included in (loss) income from discontinued operations, net of income taxes	0	0	0	(10,819)
Reclassification of pension liability adjustment included in (loss) income from discontinued operations, net of income taxes	0	0	0	(38)
Total other comprehensive loss, net of income taxes	(338)	(155)	(379)	(11,108)
Comprehensive income (loss)	$ 26	$ (1,025)	$ (2,817)	$ (2,621)