Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Operating Activities
Net Income (Loss) Attributable to Parent	$ 35,695	$ 155,858
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	127,137	116,373
Asset Impairment Charges	229,200	0
Amortization of acquired contract liabilities	(99,928)	(39,332)
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	(2,863)	0
Accretion of debt discount	0	1,577
Other amortization included in interest expense	2,924	7,182
Provision for doubtful accounts receivable	1,640	153
Provision for deferred income taxes	2,687	69,093
Employee stock-based compensation	1,908	1,208
Changes in assets and liabilities, excluding the effects of acquisitions and dispositions of businesses:
Trade and other receivables	32,551	130,431
Rotable assets	(1,338)	(2,159)
Inventories	(365,553)	41,516
Prepaid expenses and other current assets	1,557	3,504
Accounts payable, accrued expenses and other current liabilities	(91,786)	(69,216)
Accrued pension and other postretirement benefits	(60,648)	(108,060)
Other	6,372	1,836
Net cash (used in) provided by operating activities	(174,719)	309,964
Investing Activities
Capital expenditures	(63,363)	(85,170)
Proceeds from sale of assets	1,836	1,867
Acquisitions, net of cash acquired	(53,955)	38,082
Net cash used in investing activities	(115,482)	(44,668)
Financing Activities
Net increase in revolving credit facility	245,448	17,607
Proceeds from issuance of long-term debt	131,897	394,512
Repayment of debt and capital lease obligations	(67,455)	(541,884)
Payments for Repurchase of Common Stock	0	114,634
Payment of deferred financing costs	(171)	(5,859)
Dividends paid	(5,916)	(6,122)
Repayments of government grant	(5,000)	(3,198)
Repurchase of restricted shares for minimum tax obligation	(96)	(673)
Proceeds from exercise of stock options	0	388
Net cash (used in) provided by financing activities	298,707	(259,863)
Effect of exchange rate changes on cash	567	(250)
Net change in cash and cash equivalents	9,073	5,183
Cash at beginning of period	32,617	28,998
Cash at end of period	$ 41,690	$ 34,181