CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	Common Stock	Additional Paid-in Capital	Retained Deficit	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Balance at Dec. 31, 2009	$ 494,409	$ 6,209	$ 1,014,233	$ (488,379)	$ (17,564)	$ (20,090)
Share Balance at Dec. 31, 2009		(60,080,000)
Net loss	(23,419)	0	0	(23,419)	0	0
Foreign currency translation gain	17,079	0	0	0	17,079	0
Post-retirement benefit obligations	1,061	0	226	0	835	0
Comprehensive loss	(5,279)
Share-based compensation	6,306	0	6,306	0	0	0
Common stock issuance and option exercises, shares		1,512,000
Common stock issuance and option exercises, value	11,934	151	11,783	0	0	0
Balance at Dec. 31, 2010	507,370	6,360	1,032,548	(511,798)	350	(20,090)
Share Balance at Dec. 31, 2010		(61,592,000)
Net loss	(2,539)	0	0	(2,539)	0	0
Foreign currency translation gain	0
Post-retirement benefit obligations	(133)	0	135	0	(268)	0
Comprehensive loss	(2,672)
Adoption of jackpot liability guidance	3,963	0	0	3,963	0	0
Share-based compensation	6,700	0	6,700	0	0	0
Common stock issuance and option exercises, shares		552,000
Common stock issuance and option exercises, value	4,031	56	3,975	0	0	0
Balance at Dec. 31, 2011	519,392	6,416	1,043,358	(510,374)	82	(20,090)
Share Balance at Dec. 31, 2011		(62,144,000)
Net loss	(31,805)	0	0	(31,805)	0	0
Foreign currency translation gain	0
Post-retirement benefit obligations	73	0	146	0	(73)	0
Comprehensive loss	(31,732)
Share-based compensation	8,795	0	8,795	0	0	0
Common stock issuance and option exercises, shares		429,000
Common stock issuance and option exercises, value	1,662	42	1,620	0	0	0
Treasury stock repurchase, value	(51,000)	0	0	0	0	(51,000)
Treasury stock repurchase, shares		(4,366,000)
Balance at Dec. 31, 2012	$ 447,117	$ 6,458	$ 1,053,919	$ (542,179)	$ 9	$ (71,090)
Share Balance at Dec. 31, 2012		58,207,000