Condensed Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Retained Deficit	Retained Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss	Treasury Stock
Stockholders' Equity Attributable to Parent	$ 328,713	$ (19,639)	$ 404	$ 316,192	$ (16,426)	$ 20,022	$ (3,213)	$ 6,743
Beginning balance (in shares) at Dec. 31, 2020			40,394
Beginning balance at Dec. 31, 2020	328,713	$ (19,639)	$ 404	316,192	$ (16,426)	20,022	$ (3,213)	6,743
Beginning balance, treasury stock (in shares) at Dec. 31, 2020									(1,487)
Beginning balance, treasury stock at Dec. 31, 2020									$ (14,648)
Net loss	(5,316)					(5,316)
Other comprehensive loss	(7,317)							(7,317)
Equity compensation (in shares)			244
Equity compensation	4,904		$ 2	4,902
Exercise of options (in shares)			140
Exercise of options	1,731		$ 1	1,730
Employee stock purchase plan (in shares)			37
Employee stock purchase plan	590		$ 1	589
Redemption and repurchase of stock to cover tax withholdings (in shares)			(73)
Redemption and repurchase of stock to cover tax withholdings	(1,831)		$ (1)	(1,830)
Ending balance (in shares) at Jun. 30, 2021			40,742
Ending balance at Jun. 30, 2021	$ 301,835		$ 407	305,157		11,493		(574)
Ending balance, treasury stock (in shares) at Jun. 30, 2021									(1,487)
Ending balance, treasury stock at Jun. 30, 2021									$ (14,648)
Accounting Standards Update [Extensible Enumeration]	Accounting Standards Update 2020-06
Stockholders' Equity Attributable to Parent	$ 297,331		$ 406	301,449		13,671		(3,547)
Beginning balance (in shares) at Mar. 31, 2021			40,585
Beginning balance at Mar. 31, 2021	297,331		$ 406	301,449		13,671		(3,547)
Beginning balance, treasury stock (in shares) at Mar. 31, 2021									(1,487)
Beginning balance, treasury stock at Mar. 31, 2021									$ (14,648)
Net loss	(2,178)					(2,178)
Other comprehensive loss	2,973							2,973
Equity compensation (in shares)			37
Equity compensation	2,267			2,267
Exercise of options (in shares)			121
Exercise of options	1,460		$ 1	1,459
Redemption and repurchase of stock to cover tax withholdings (in shares)			(1)
Redemption and repurchase of stock to cover tax withholdings	(18)			(18)
Ending balance (in shares) at Jun. 30, 2021			40,742
Ending balance at Jun. 30, 2021	301,835		$ 407	305,157		11,493		(574)
Ending balance, treasury stock (in shares) at Jun. 30, 2021									(1,487)
Ending balance, treasury stock at Jun. 30, 2021									$ (14,648)
Stockholders' Equity Attributable to Parent	301,835		407	305,157		11,493		(574)
Stockholders' Equity Attributable to Parent	300,728		$ 414	322,874		1,975		(9,887)
Beginning balance (in shares) at Dec. 31, 2021			41,397
Beginning balance at Dec. 31, 2021	$ 300,728		$ 414	322,874		1,975		(9,887)
Beginning balance, treasury stock (in shares) at Dec. 31, 2021	(1,487)								(1,487)
Beginning balance, treasury stock at Dec. 31, 2021	$ (14,648)								$ (14,648)
Net loss	(7,648)					(7,648)
Other comprehensive loss	(18,571)							(18,571)
Equity compensation (in shares)			262
Equity compensation	6,421		$ 2	6,419
Exercise of options (in shares)			140
Exercise of options	1,680		$ 2	1,678
Employee stock purchase plan (in shares)			37
Employee stock purchase plan	638			638
Redemption and repurchase of stock to cover tax withholdings (in shares)			(92)
Redemption and repurchase of stock to cover tax withholdings	(1,739)		$ (1)	(1,738)
Ending balance (in shares) at Jun. 30, 2022			41,744
Ending balance at Jun. 30, 2022	$ 281,509		$ 417	329,871		(5,673)		(28,458)
Ending balance, treasury stock (in shares) at Jun. 30, 2022	(1,487)								(1,487)
Ending balance, treasury stock at Jun. 30, 2022	$ (14,648)								$ (14,648)
Stockholders' Equity Attributable to Parent	297,492		$ 417	326,799		(1,414)		(13,662)
Beginning balance (in shares) at Mar. 31, 2022			41,688
Beginning balance at Mar. 31, 2022	297,492		$ 417	326,799		(1,414)		(13,662)
Beginning balance, treasury stock (in shares) at Mar. 31, 2022									(1,487)
Beginning balance, treasury stock at Mar. 31, 2022									$ (14,648)
Net loss	(4,259)					(4,259)
Other comprehensive loss	(14,796)							(14,796)
Equity compensation (in shares)			57
Equity compensation	3,081			3,081
Redemption and repurchase of stock to cover tax withholdings (in shares)			(1)
Redemption and repurchase of stock to cover tax withholdings	(9)			(9)
Ending balance (in shares) at Jun. 30, 2022			41,744
Ending balance at Jun. 30, 2022	$ 281,509		$ 417	329,871		(5,673)		(28,458)
Ending balance, treasury stock (in shares) at Jun. 30, 2022	(1,487)								(1,487)
Ending balance, treasury stock at Jun. 30, 2022	$ (14,648)								$ (14,648)
Stockholders' Equity Attributable to Parent	$ 281,509		$ 417	$ 329,871		$ (5,673)		$ (28,458)