QUARTERLY FINANCIAL DATA (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015	Sep. 25, 2015	Jun. 26, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 26, 2014	Jun. 27, 2014	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Quarterly Financial Data [Abstract]
Net sales	$ 5,772,698	$ 6,763,177	$ 6,316,762	$ 5,566,248	$ 5,951,600	$ 7,025,054	$ 6,528,517	$ 6,642,745	$ 24,418,885	$ 26,147,916	$ 26,108,607
Gross profit	406,337	452,467	396,916	352,341	378,817	408,657	377,081	380,785	1,608,061	1,545,340	1,440,221
Net income	$ 61,344	$ 148,910	$ 122,977	$ 110,850	$ 135,112	$ 152,899	$ 138,903	$ 173,887	$ 437,366	$ 596,529	$ 365,214
Net income (loss):
Basic (in dollars per share)	$ 0.11	$ 0.27	$ 0.22	$ 0.20	$ 0.24	$ 0.26	$ 0.24	$ 0.30	$ 0.80	$ 1.04	$ 0.60
Diluted (in dollars per share)	$ 0.11	$ 0.27	$ 0.22	$ 0.19	$ 0.23	$ 0.26	$ 0.23	$ 0.29	$ 0.79	$ 1.02	$ 0.59