Condensed Consolidated Statement of Stockholders' Equity Statement - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]
Accumulated other comprehensive loss	$ (13,993)
Net income	(5,017)
Comprehensive income	(6,877)
Issuance of common stock upon exercise of stock awards	536
Accumulated other comprehensive loss	(14,463)
Net income	(2,324)
Comprehensive income	(3,714)
Accumulated other comprehensive loss	(15,853)
Shares, outstanding (in shares)		63,391		9,303
Common stock, value, issued	6
Treasury stock, value	49,458
Additional Paid-in-Capital	224,480
Accumulated other comprehensive loss	(20,799)
Retained Earnings	110,397
Total stockholders' equity	264,626
Net income	9,951
Total other comprehensive income, net of tax	5,859					$ 5,859
Comprehensive income	15,810
Issuance of common stock upon exercise of stock awards (in shares)		417
Issuance of common stock upon exercise of stock awards		$ 0	$ 536
Issuance of treasury shares as consideration for acquisition (in shares)				(24)
Issuance of treasury shares as consideration for acquisition	259			$ 275	$ (16)
Acquisition of treasury shares (in shares)				1,029
Acquisition of treasury shares	(10,041)			$ (10,041)
Stock-based compensation expense			2,921
Cumulative effect of change related to adoption of ASU 2016-09			$ 2,093
Cumulative effect of change related to adoption of ASU 2016-09 | Retained Earnings [Member]	(613)
Accumulated other comprehensive loss	(18,820)
Net income	4,493
Comprehensive income	8,373
Acquisition of treasury shares	(4,600)
Shares, outstanding (in shares)		63,808		10,308
Common stock, value, issued	6
Treasury stock, value	59,224
Additional Paid-in-Capital	230,030
Accumulated other comprehensive loss	(14,940)
Retained Earnings	119,719
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets	1,480
Total stockholders' equity	$ 275,591