CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Net sales	$ 7,183,442	$ 6,123,321	$ 19,384,673	$ 18,274,157
Cost of sales	6,784,823	5,778,544	18,271,470	17,205,251
Restructuring charges		98,315	35,126	98,315
Gross profit	398,619	246,462	1,078,077	970,591
Selling, general and administrative expenses	224,576	207,224	661,061	589,751
Intangible amortization	5,575	6,137	21,495	21,211
Restructuring charges		4,376	5,634	4,376
Interest and other, net	14,743	(17,089)	48,028	(16,754)
Income from continuing operations before income taxes	153,725	45,814	341,859	372,007
Provision for (benefit from) income taxes	8,568	(8,782)	19,240	20,189
Income from continuing operations	145,157	54,596	322,619	351,818
Loss from discontinued operations, net of tax		(7,248)		(25,451)
Net income	$ 145,157	$ 47,348	$ 322,619	$ 326,367
Income from continuing operations:
Basic (in dollars per share)	$ 0.24	$ 0.08	$ 0.52	$ 0.53
Diluted (in dollars per share)	$ 0.23	$ 0.08	$ 0.51	$ 0.52
Loss from discontinued operations:
Basic (in dollars per share)		$ (0.01)		$ (0.04)
Diluted (in dollars per share)		$ (0.01)		$ (0.04)
Net income:
Basic (in dollars per share)	$ 0.24	$ 0.07	$ 0.52	$ 0.49
Diluted (in dollars per share)	$ 0.23	$ 0.07	$ 0.51	$ 0.48
Weighted-average shares used in computing per share amounts:
Basic (in shares)	606,724	658,925	614,539	666,852
Diluted (in shares)	618,677	669,488	627,399	678,610