CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
Dec. 31, 2014	Dec. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 465,689us-gaap_ProfitLoss	$ 322,619us-gaap_ProfitLoss
Depreciation, amortization and other impairment charges	404,260	345,044
Changes in working capital and other	(200,525)	450,644
Net cash provided by operating activities	669,424	1,118,307
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(254,970)	(526,026)
Proceeds from the disposition of property and equipment	90,576	64,873
Acquisition of businesses, net of cash acquired	(52,639)	(238,031)
Proceeds from divestitures of business, net of cash held in divested business	(5,493)	4,599
Other investing activities, net	(11,517)	(12,067)
Net cash provided by (used in) investing activities	(234,043)	(706,652)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from bank borrowings and long-term debt	234,523us-gaap_ProceedsFromIssuanceOfDebt	1,003,294us-gaap_ProceedsFromIssuanceOfDebt
Repayments of bank borrowings, long-term debt and capital lease obligations	(251,337)	(518,549)
Payments for early retirement of long-term debt		(544,840)
Payments for repurchases of ordinary shares	(290,752)	(362,693)
Net proceeds from issuance of ordinary shares	12,341	21,106
Other financing activities, net	(29,135)	46,298
Net cash provided by (used in) financing activities	(324,360)	(355,384)
Effect of exchange rates on cash and cash equivalents	2,472	(26,113)
Net increase (decrease) in cash and cash equivalents	113,493	30,158
Cash and cash equivalents, beginning of period	1,593,728	1,587,087
Cash and cash equivalents, end of period	1,707,221	1,617,245
Non-cash investing activity:
Unpaid purchases of property and equipment	$ 74,206	$ 57,483

The cash outflow related to early retirement of long-term debt.

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Future cash outflow to pay for purchases of fixed assets that have occurred.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.

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The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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The net cash outflow or inflow from other investing activities. This element is used when there is not a more specific and appropriate element in the taxonomy.

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The cash outflow to reacquire common stock during the period.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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This element represents the cash inflow during the period from the sale of a component of the entity.

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The cash inflow from the additional capital contribution to the entity.

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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The cash outflow during the period from the repayment of aggregate short-term and long-term debt and payment of capital lease obligations.

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