Consolidated Statements of Changes in Stockholders' Equity - 3 months ended Mar. 31, 2016 - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Common Stock Held in Treasury	Accumulated Other Comprehensive Income.	Total
Balance at Dec. 31, 2015	$ 523	$ 239,090	$ 571,626	$ (336,923)	$ (19,495)	$ 454,821
Increase (Decrease) in Stockholders' Equity
Net (loss) income			(2,506)			(2,506)
Other comprehensive income					1,819	1,819
Issuance of common stock in connection with the employee stock option plan (11,397 net settled shares) and for restricted stock unit awards (989,528 shares), including a net excess tax benefit of $0.3 million	1	(15,059)		17,521		2,463
Shares withheld for net settlements of share-based awards (363,175 shares)				(6,295)		(6,295)
Purchase of common stock for treasury (587,911 shares)				(9,614)		(9,614)
Dividends declared on common stock		6	(2,370)	24		(2,340)
Share-based compensation		6,641				6,641
Balance at Mar. 31, 2016	$ 524	$ 230,678	$ 566,750	$ (335,287)	$ (17,676)	$ 444,989