CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Capital Surplus [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Common Stock in Treasury [Member]
Beginning Balance at Dec. 31, 2012	$ 125,765	$ 371	$ 197,113	$ 967,473	$ (7,930)	$ (1,031,262)
Beginning Balance (in shares) at Dec. 31, 2012		37,069				(13,744)
Net income (loss)	2,932			2,932
Other comprehensive (loss), net of income tax	143				143
Equity award vesting and exercises	0		(3,189)			$ 3,189
Equity award vesting and exercises (in shares)						66
Tax benefit from equity awards	(4,177)		(4,177)
Stock-based compensation	5,394		5,394
Shares tendered for taxes	(371)					$ (371)
Shares tendered for taxes (in shares)						(22)
Balance as of June 30, 2014 at Jun. 30, 2013	129,686	$ 371	195,141	970,405	(7,787)	$ (1,028,444)
Ending Balance (in shares) at Jun. 30, 2013		37,069				(13,700)
Net income (loss)	(29,956)			(29,956)
Other comprehensive (loss), net of income tax	10,933				10,933
Equity award vesting and exercises	0		(108)			$ 108
Equity award vesting and exercises (in shares)						2
Tax benefit from equity awards	(1,237)		(1,237)
Stock-based compensation	6,244		6,244
Shares tendered for taxes	(24)					$ (24)
Shares tendered for taxes (in shares)						(1)
Balance as of June 30, 2014 at Dec. 31, 2013	115,646	$ 371	200,040	940,449	3,146	$ (1,028,360)
Ending Balance (in shares) at Dec. 31, 2013		37,069				(13,699)
Net income (loss)	607			607
Other comprehensive (loss), net of income tax	(476)				(476)
Equity award vesting and exercises	0		(2,878)			$ 2,878
Equity award vesting and exercises (in shares)						52
Tax benefit from equity awards	(3,218)		(3,218)
Stock-based compensation	4,862		4,862
Shares tendered for taxes	(728)					$ (728)
Shares tendered for taxes (in shares)						(19)
Issuance of shares for Director's compensation	38			(32)		$ 70
Issuance of shares for Director's compensation (in shares)						1
Balance as of June 30, 2014 at Jun. 30, 2014	$ 116,731	$ 371	$ 198,806	$ 941,024	$ 2,670	$ (1,026,140)
Ending Balance (in shares) at Jun. 30, 2014		37,069				(13,665)