CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands		9 Months Ended
		Dec. 31, 2015	Dec. 31, 2014
Operating activities:
Net loss		$ (78,766)	$ (56,457)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization		137,058	130,150
Provision (benefit) for deferred income taxes		192	(77,278)
Gain on asset dispositions, net		(19,345)	(13,092)
Asset impairments	[1]	61,771	8,096
Goodwill impairment	[2]		283,699
Equity in earnings (losses) of unconsolidated companies, less dividends		22,087	(1,550)
Compensation expense - stock-based		9,960	16,395
Changes in assets and liabilities, net:
Trade and other receivables		38,726	(48,876)
Changes in due to/from affiliate, net		68,177	78,881
Marine operating supplies		9,786	1,243
Other current assets		1,711	3,090
Accounts payable		6,862	(29,052)
Accrued expenses		(51,068)	(6,856)
Accrued property and liability losses		(226)	(366)
Other current liabilities		(17,239)	(437)
Other liabilities and deferred credits		2,406	(3,025)
Other, net		(699)	(9,006)
Net cash provided by operating activities		191,393	275,559
Cash flows from investing activities:
Proceeds from sales of assets		8,428	5,160
Proceeds from sale/leaseback of assets			110,694
Additions to properties and equipment		(152,225)	(231,685)
Refunds from cancelled vessel construction contracts		36,190
Other		(210)	127
Net cash used in investing activities		(107,817)	(115,704)
Cash flows from financing activities:
Principal payment on long-term debt		(109,163)	(27,206)
Debt borrowings		31,338	20,000
Proceeds from exercise of stock options			1,025
Cash dividends		(35,378)	(36,997)
Repurchases of common stock			(99,999)
Other		(961)	351
Net cash used in financing activities		(114,164)	(142,826)
Net change in cash and cash equivalents		(30,588)	17,029
Cash and cash equivalents at beginning of period		78,568	60,359
Cash and cash equivalents at end of period		47,980	77,388
Cash paid during the period for:
Interest, net of amounts capitalized		47,608	48,046
Income taxes		38,208	57,987
Supplemental disclosure of non-cash investing activities:
Additions to properties and equipment		$ 146	$ 3,386

[1] Refer to Note (15) for additional information regarding asset impairment charges.

[2] The total carrying amount of goodwill at March 31, 2014 is net of accumulated impairment charges $30.9 million and $56.3 million related to the Middle East/North Africa and Asia/Pacific segments, respectively