PREFERRED STOCK AND COMMON STOCKHOLDERS' EQUITY (Components of Accumulated Other Comprehensive (Loss) Income) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Balance	$ 10,626
Currency translation	(12,920)	27,271	49,586
Market valuation, net of tax (expense) benefit	(2,696)	3,090
Reversal of market valuation, net of tax expense			290
Net deferred loss on cash flow hedges	(1,042)	724	(2,553)
Other	(2,035)	(62)	(216)
Balance	(8,067)	10,626
Foreign Currency Translation Adjustment
Balance	13,863	(13,408)	(62,994)
Currency translation	(12,920)	27,271	49,586
Balance	943	13,863	(13,408)
Market Value Adjustment
Balance	3,376	(216)	(290)
Market valuation, net of tax (expense) benefit	(2,696)	3,090
Reversal of market valuation, net of tax expense			290
Other	(2,035)	502	(216)
Balance	(1,355)	3,376	(216)
Deferred Gain (Loss)
Balance	(6,613)	(7,337)	(4,784)
Net deferred loss on cash flow hedges	(1,042)	724	(2,553)
Balance	(7,655)	(6,613)	(7,337)
Accumulated Other Comprehensive (Loss) Income
Balance	10,626	(20,961)	(68,068)
Currency translation	(12,920)	27,271	49,586
Market valuation, net of tax (expense) benefit	(2,696)	3,090
Reversal of market valuation, net of tax expense			290
Net deferred loss on cash flow hedges	(1,042)	724	(2,553)
Other	(2,035)	502	(216)
Balance	$ (8,067)	$ 10,626	$ (20,961)