CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current Assets:
Cash and cash equivalents	$ 477,321	$ 389,226
Restricted cash	118,010	123,178
Voyage receivables, including unbilled of $70,486 and $85,094	78,740	101,513
Income tax recoverable	56,324	55,856
Other receivables	6,209	8,293
Inventories, prepaid expenses and other current assets	24,934	24,290
Deferred income taxes	5,312	5,312
Total Current Assets	766,850	707,668
Vessels and other property, less accumulated depreciation of $650,659 and $625,322	2,178,627	2,213,217
Deferred drydock expenditures, net	64,995	62,413
Total Vessels, Deferred Drydock and Other Property	2,243,622	2,275,630
Investments in and advances to affiliated companies	331,411	334,863
Intangible assets, less accumulated amortization of $38,333 and $37,183	53,667	54,817
Other assets	61,767	63,513
Total Assets	3,457,317	3,436,491
Current Liabilities:
Accounts payable, accrued expenses and other current liabilities	78,002	96,066
Income taxes payable	3,385	906
Current installments of long-term debt	72,314	12,314
Total Current Liabilities	153,701	109,286
Reserve for uncertain tax positions	42,635	34,520
Long-term debt	1,593,298	1,656,353
Deferred income taxes	275,339	283,277
Other liabilities	66,079	66,968
Total Liabilities	2,131,052	2,150,404
Equity:
Common stock	3,164	3,158
Paid-in additional capital	1,507,685	1,507,334
Accumulated deficit	(98,124)	(141,025)
Stockholders Equity Subtotal	1,412,725	1,369,467
Accumulated other comprehensive loss	(86,460)	(83,380)
Total Equity	1,326,265	1,286,087
Total Liabilities and Equity	$ 3,457,317	$ 3,436,491