CONDENSED COMBINED FINANCIAL STATEMENTS OF DEBTOR SUBSIDIARIES (Details 2) (USD $) In Thousands, unless otherwise specified	1 Months Ended		12 Months Ended
	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2012	Dec. 31, 2011		Dec. 31, 2010
Cash Flows from Operating Activities:
Net loss			$ (480,114)	$ (201,363)	[1]	$ (122,542)	[1]
Items included in net loss not affecting cash flows:
Depreciation and amortization			201,284	179,721		170,670
Loss on write-down of vessels	25,176	3,607	279,382	0		28,783
Amortization of deferred gain on sale and leasebacks			(5,905)	(29,825)		(41,624)
Amortization of debt discount and other deferred financing costs			3,198	3,576		4,081
Deferred financing costs write-off			12,540	0		0
Compensation relating to restricted stock and stock option grants			7,910	10,069		11,940
Dedesignation of interest rate swap agreements			1,866	0		0
Deferred income tax benefit			(29,751)	(29,636)		(17,114)
Undistributed earnings of affiliated companies			(22,771)	(7,628)		7,388
Deferred payment obligations on charters-in			5,600	5,399		4,931
Reorganization items, non-cash			34,676	0		0
Loss on sublease contracts			895	0		0
Other - net			7,133	4,060		5,717
Items included in net loss related to investing and financing activities:
Loss on sale or write-down of securities and otherinvestments - net			(3,166)	313		(753)
Gain on disposal of vessels and shipyard contract termination recoveries - net			(8,023)	(2,060)		(2,222)
Payments for drydocking			(45,990)	(47,360)		(20,015)
Net cash used in operating activities			(32,899)	(61,061)		(27,714)
Cash Flows from Investing Activities:
Proceeds from sale of investments			13,000	3,491		253
Proceeds from disposal of vessels			12,886	19,628		14,888
Expenditures for vessels and other property			(52,604)	(187,510)		(421,363)
Distributions from affiliated companies			6,608	8,733		25,823
Other - net			563	3,532		1,592
Net cash used in investing activities			(22,409)	(154,173)		(439,661)
Cash Flows from Financing Activities:
Purchases of treasury stock			(307)	(920)		(1,718)
Issuance of debt, net of issuance costs and deferred financing costs			572,000	168,393		643,080
Payments on debt			(63,990)	(104,774)		(510,409)
Issuance of common stock upon exercise of stock options			70	638		1,054
Net cash provided by financing activities			507,773	16,462		246,334
Net increase/(decrease) in cash and cash equivalents			452,465	(198,772)		(221,041)
Cash and cash equivalents at beginning of year			54,877	253,649		474,690
Cash and cash equivalents at end of year			507,342	54,877		253,649
Reserve For Uncertain Tax Positions			326,121	0
Combined Debtor Entities [Member]
Cash Flows from Operating Activities:
Net loss			(474,304)
Items included in net loss not affecting cash flows:
Depreciation and amortization			201,670
Loss on write-down of vessels			279,382
Amortization of deferred gain on sale and leasebacks			(5,905)
Amortization of debt discount and other deferred financing costs			3,198
Deferred financing costs write-off			12,540
Compensation relating to restricted stock and stock option grants			7,076
Dedesignation of interest rate swap agreements			1,866
Deferred income tax benefit			(30,065)
Undistributed earnings of affiliated companies			(22,771)
Deferred payment obligations on charters-in			5,600
Reorganization items, non-cash			34,676
Loss on sublease contracts			895
Other - net			7,190
Items included in net loss related to investing and financing activities:
Loss on sale or write-down of securities and otherinvestments - net			3,132
Gain on disposal of vessels and shipyard contract termination recoveries - net			(8,087)
Payments for drydocking			(45,990)
Changes in operating assets and liabilities			(29,245)
Net cash used in operating activities			(59,142)
Cash Flows from Investing Activities:
Proceeds from sale of investments			12,979
Proceeds from disposal of vessels			12,886
Expenditures for vessels and other property			(54,625)
Distributions from affiliated companies			6,608
Other - net			564
Net cash used in investing activities			(21,588)
Cash Flows from Financing Activities:
Purchases of treasury stock			(307)
Issuance of debt, net of issuance costs and deferred financing costs			572,000
Payments on debt			(63,990)
Issuance of common stock upon exercise of stock options			68
Net cash provided by financing activities			507,771
Net increase/(decrease) in cash and cash equivalents			427,041
Cash and cash equivalents at beginning of year			44,685
Cash and cash equivalents at end of year			471,726
Reserve For Uncertain Tax Positions			$ 326,278

[1] Net loss has been restated for 2011 and 2010 as more fully described in Note 2 “Company Inquiry and Restatement.”