CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2013
Cash flows from operating activities:      
Net income $ 600,801 $ 365,594 $ 277,051
Adjustments to reconcile net income to net cash provided by operating activities:      
Depreciation, amortization and other impairment charges 540,490 464,543 566,357
Non-cash other income (20,628) (18,724) (45,765)
Stock-based compensation 50,270 40,439 34,529
Income taxes (59,261) (36,261) (32,647)
Changes in operating assets and liabilities, net of acquisitions:      
Accounts receivable 316,773 (592,346) 519,140
Inventories 72,660 (758,846) 596,131
Other current and noncurrent assets 125,218 (165,760) 61,567
Accounts payable (176,941) 1,117,449 (671,424)
Other current and noncurrent liabilities (655,348) 800,372 (189,509)
Net cash provided by operating activities 794,034 1,216,460 1,115,430
Cash flows from investing activities:      
Purchases of property and equipment (347,413) (609,643) (488,993)
Proceeds from the disposition of property and equipment 107,689 94,640 53,665
Acquisition of businesses, net of cash acquired (61,361) (238,031) (184,097)
Proceeds from divestitures of business, net of cash held in divested business (5,493) 4,599 22,585
Other investing activities, net 64,362 (35,497) (100,359)
Net cash provided by (used in) investing activities (242,216) (783,932) (697,199)
Cash flows from financing activities:      
Proceeds from bank borrowings and long-term debt 319,542 1,066,653 1,250,213
Repayments of bank borrowings and long-term debt (344,156) (537,580) (391,859)
Payments for early retirement of long-term debt   (544,840) (1,000,000)
Payments for repurchases of ordinary shares (415,945) (475,314) (322,040)
Proceeds from exercise of stock options 23,508 28,140 22,257
Other financing activities, net (98,966) 52,149 101,851
Net cash provided by (used in) financing activities (516,017) (410,792) (339,578)
Effect of exchange rates on cash (1,121) (15,095) (9,895)
Net increase (decrease) in cash and cash equivalents 34,680 6,641 68,758
Cash and cash equivalents, beginning of period 1,593,728 1,587,087 1,518,329
Cash and cash equivalents, end of period $ 1,628,408 $ 1,593,728 $ 1,587,087