Condensed Consolidated Statements Of Operations (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Condensed Consolidated Statements Of Operations [Abstract]
REVENUE	$ 52,208	$ 46,140	$ 147,249	$ 111,478
EXPENSES:
Depreciation and amortization	34,052	45,021	99,712	121,788
Cost of sales	13	10	68	73
Selling, general and administrative	7,637	8,516	23,127	23,414
Total operating expenses	41,702	53,547	122,907	145,275
INCOME (LOSS) FROM OPERATIONS	10,506	(7,407)	24,342	(33,797)
Interest expense, net	(7,198)	(10,194)	(27,622)	(30,520)
Foreign currency exchange gains (losses)	(1,631)	228	(1,174)	120
Loss on early extinguishment of debt	(7,912)		(7,912)
Gain on sale of marketable securities			2,467	52
Other income	44	55	208	189
Loss before income taxes	(6,191)	(17,318)	(9,691)	(63,956)
Benefit for income taxes	(1,080)	(1,401)	(65)	(3,211)
NET LOSS	$ (5,111)	$ (15,917)	$ (9,626)	$ (60,745)