ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended						3 Months Ended
	Mar. 31, 2013	Mar. 31, 2013 Foreign Currency Translation Adjustment	Mar. 31, 2013 Net Unrealized Holding Gain (Loss) on Securities Auction rate securities	Mar. 31, 2013 Net Unrealized Holding Gain (Loss) on Securities Available-for-sale equity securities	Mar. 31, 2013 Acquisition of noncontrolling interest	Dec. 31, 2012 Acquisition of noncontrolling interest	Mar. 31, 2013 Pension Adjustment
Components of accumulated other comprehensive income
Balance at the beginning of the period	$ (119,396)	$ (121,696)	$ 1	$ 379	$ 2,206	$ 2,206	$ (286)
Foreign currency translation adjustment	(83,068)	(83,068)
Reclassification to net loss	(1)		(1)
Net unrealized holding gain (loss) on securities	5,678			5,678
Pension adjustment	(12)						(12)
Balance at the end of the period	$ (196,799)	$ (204,764)		$ 6,057	$ 2,206	$ 2,206	$ (298)