CONSOLIDATED CONDENSED STATEMENT OF SHAREHOLDERS' EQUITY (USD $) In Thousands	Total	Preferred Stock	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income	Treasury Stock	Non-controlling Interest
Beginning Balance at Dec. 31, 2011	$ 512,814	$ 14	$ 663	$ 265,067	$ 247,941	$ 14,071	$ (17,800)	$ 2,858
Beginning Balance (in shares) at Dec. 31, 2011		1,400	66,341				(1,454)
Acquisition of treasury stock for minimum statutory withholding taxes (in shares)							(108)
Acquisition of treasury stock for minimum statutory withholding taxes	(696)						(696)
Compensatory stock and stock options (in shares)			55				267
Compensatory stock and stock options	1,896		1	(1,349)			3,244
Stock dividends (in shares)			1
Stock dividends				46	(46)
Cash dividends	(6,554)				(6,554)
Equity adjustment from foreign currency translation	(1,068)					(1,068)
Net income	34,652				34,601			51
Ending Balance at Jun. 30, 2012	$ 541,044	$ 14	$ 664	$ 263,764	$ 275,942	$ 13,003	$ (15,252)	$ 2,909
Ending Balance (in shares) at Jun. 30, 2012		1,400	66,397				(1,295)