CONSOLIDATED STATEMENT OF EQUITY (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Paid-in Capital	Accumulated Other Comprehensive Income/(Loss)	Accumulated Deficit
Balance at Dec. 31, 2018	$ 310,485	$ 33	$ 426,054	$ 256	$ (115,858)
Balance (in shares) at Dec. 31, 2018		33,406,364
Increase/(Decrease) in Equity
Share issuances related to stock compensation plans	4,729	$ 1	4,728
Share issuances related to stock compensation plans (in shares)		496,974
Stock-based compensation	6,026		6,026
Shares withheld to cover taxes on vesting of share-based awards (shares)		(64,418)
Shares withheld to cover taxes on vesting of share-based awards (value)	(4,955)		(4,955)
Stock Issued During Period, Shares, Acquisitions		50,000
Stock Issued During Period, Value, Acquisitions	2,142	$ 0	2,142
Deferred purchase price consideration - equity portion	9,140		9,140
Currency translation adjustment	(713)			(713)
Net income	19,985				19,985
Balance at Jun. 30, 2019	346,839	$ 34	443,135	(457)	(95,873)
Balance (in shares) at Jun. 30, 2019		33,888,920
Balance at Mar. 31, 2019	333,007	$ 34	436,892	254	(104,173)
Balance (in shares) at Mar. 31, 2019		33,803,736
Increase/(Decrease) in Equity
Share issuances related to stock compensation plans	418	$ 0	418
Share issuances related to stock compensation plans (in shares)		36,022
Stock-based compensation	3,477		3,477
Shares withheld to cover taxes on vesting of share-based awards (shares)		(838)
Shares withheld to cover taxes on vesting of share-based awards (value)	(44)		(44)
Stock Issued During Period, Shares, Acquisitions		50,000
Stock Issued During Period, Value, Acquisitions		$ 0	2,142
Deferred purchase price consideration - equity portion	250		250
Currency translation adjustment	(711)			(711)
Net income	8,300				8,300
Balance at Jun. 30, 2019	346,839	$ 34	443,135	(457)	(95,873)
Balance (in shares) at Jun. 30, 2019		33,888,920
Balance at Dec. 31, 2019	$ 366,917	$ 34	453,366	(469)	(86,014)
Balance (in shares) at Dec. 31, 2019	34,023,053	34,023,053
Increase/(Decrease) in Equity
Cumulative Effect On Retained Earnings ASU 2016-13	$ (347)				(347)
Share issuances related to stock compensation plans	2,508	$ 0	2,508
Share issuances related to stock compensation plans (in shares)		195,129
Stock-based compensation	7,060		7,060
Shares withheld to cover taxes on vesting of share-based awards (shares)		(33,038)
Shares withheld to cover taxes on vesting of share-based awards (value)	(1,655)		(1,655)
Currency translation adjustment	(45)			(45)
Net income	9,390				9,390
Balance at Jun. 30, 2020	$ 383,828	$ 34	461,279	(514)	(76,971)
Balance (in shares) at Jun. 30, 2020	34,185,144	34,185,144
Balance at Mar. 31, 2020	$ 376,998	$ 34	457,000	(784)	(79,252)
Balance (in shares) at Mar. 31, 2020		34,138,516
Increase/(Decrease) in Equity
Share issuances related to stock compensation plans	789	$ 0	789
Share issuances related to stock compensation plans (in shares)		51,949
Stock-based compensation	3,678		3,678
Shares withheld to cover taxes on vesting of share-based awards (shares)		(5,321)
Shares withheld to cover taxes on vesting of share-based awards (value)	(188)		(188)
Stock Issued During Period, Value, Acquisitions	2,142
Currency translation adjustment	270			270
Net income	2,281				2,281
Balance at Jun. 30, 2020	$ 383,828	$ 34	$ 461,279	$ (514)	$ (76,971)
Balance (in shares) at Jun. 30, 2020	34,185,144	34,185,144

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