Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2018

Stockholders' Equity Note [Abstract]

Schedule of Stockholders Equity

Changes in stockholders’ equity during the nine months ended September 30, 2018 were as follows (in thousands):

	Common stock		Additional paid-in capital			Retained earnings			Treasury stock at cost			Accumulated other comprehensive loss			Total stockholders’ equity
Balance at December 31, 2017	$	172	$	107,256		$	106,599		$	(11,118	)	$	(14,855	)	$	188,054
Cumulative effect adjustment of adopting ASU 2014-09	—		—			(396		)	—			—			(396		)
Adjusted balance at December 31, 2017	172		107,256			106,203			(11,118		)	(14,855		)	187,658
Net income	—		—			9,451			—			—			9,451
Foreign currency translation adjustment	—		—			—			—			(3,662		)	(3,662		)
Change in fair value of interest rate cap, net of tax	—		—			—			—			252			252
Change in fair value of interest rate swap, net of tax	—		—			—			—			47			47
Repurchases of common stock	—		—			—			(7,956		)	—			(7,956		)
Stock-based compensation expense	—		1,344			—			—			—			1,344
Issuance of stock for employer contributions to retirement plan	—		(298		)	—			2,455			—			2,157
Net issuances of stock pursuant to stock compensation plans and other	—		(1,002		)	—			909			—			(93		)
Balance at September 30, 2018	$	172	$	107,300		$	115,654		$	(15,710	)	$	(18,218	)	$	189,198