Condensed Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Capital In Excess of Par Value [Member]	Retained earnings (deficit) [Member]	Non-controlling interests in consolidated subsidiaries [Member]
Total shareholders' equity	$ 1,055,635	$ 10,591	$ 644,152	$ 199,135	$ 201,757
Net loss	(803,674)	0	0	(770,494)	(33,180)
Activity in employee compensation plans	2,525	103	2,391	0	31
Total shareholders' equity	254,486	10,694	646,543	(571,359)	168,608
Total shareholders' equity	425,593	120	197,242	(18,140)	246,371
Net loss	(591)	0	0	(1,937)	1,346
Activity in employee compensation plans	90	0	74	0	16
Total shareholders' equity	$ 425,092	$ 120	$ 197,316	$ (20,077)	$ 247,733