CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Dec. 31, 2015	Mar. 31, 2015
Current assets:
Cash and cash equivalents	$ 47,980	$ 78,568
Trade and other receivables, net	261,209	303,096
Due from affiliate	336,474	420,365
Marine operating supplies	38,719	49,005
Other current assets	60,819	17,781
Total current assets	745,201	868,815
Investments in, at equity, and advances to unconsolidated companies	45,663	65,844
Properties and equipment:
Vessels and related equipment	4,681,306	4,717,132
Other properties and equipment	120,969	119,879
Properties and equipment, gross	4,802,275	4,837,011
Less accumulated depreciation and amortization	1,194,974	1,090,704
Net properties and equipment	3,607,301	3,746,307
Other assets	82,350	75,196
Total assets	4,480,515	4,756,162
Current liabilities:
Accounts payable	61,019	54,011
Accrued expenses	96,604	146,255
Due to affiliate	169,943	185,657
Accrued property and liability losses	3,443	3,669
Current portion of long-term debt	9,810	10,181
Other current liabilities	66,253	82,461
Total current liabilities	407,072	482,234
Long-term debt	1,441,924	1,524,295
Deferred income taxes	35,600	23,276
Accrued property and liability losses	9,748	10,534
Other liabilities and deferred credits	$ 210,239	$ 235,108
Commitments and Contingencies (Note 7)
Equity:
Common stock of $0.10 par value, 125,000,000 shares authorized, issued 46,969,590 shares at December 31, 2015 and 47,029,359 shares at March 31, 2015	$ 4,697	$ 4,703
Additional paid-in capital	168,753	159,940
Retained earnings	2,216,862	2,330,223
Accumulated other comprehensive loss	(20,237)	(20,378)
Total stockholders’ equity	2,370,075	2,474,488
Noncontrolling Interests	5,857	6,227
Total equity	2,375,932	2,480,715
Total liabilities and equity	$ 4,480,515	$ 4,756,162