SUPPLEMENTAL GUARANTOR AND NON-GUARANTOR CONDENSED CONSOLIDATING FINANCIAL STATEMENTS (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 27, 2013	Jun. 28, 2013	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013
Condensed consolidating statements of operations
Net sales	$ 5,951,600	$ 7,025,054	$ 6,528,517	$ 6,642,745	$ 6,723,934	$ 7,183,442	$ 6,410,106	$ 5,791,125	$ 26,147,916	$ 26,108,607	$ 23,569,475
Cost of sales									24,602,576	24,609,738	22,187,393
Restructuring charges										58,648	215,834
Gross profit	378,817	408,657	377,081	380,785	362,144	398,619	368,423	311,035	1,545,340	1,440,221	1,166,248
Selling, general and administrative expenses									844,473	874,796	805,235
Intangible amortization									32,035	28,892	29,529
Restructuring charges										16,663	11,600
Interest and other, net									(1,823)	119,416	(8,931)
Income (loss) from continuing operations before income taxes									670,655	400,454	328,815
Provision for income taxes									69,854	34,860	26,313
Income from continuing operations									600,801	365,594	302,502
Loss from discontinued operations, net of tax											(25,451)
Net income (loss)	135,112	152,899	138,903	173,887	42,975	145,157	118,205	59,257	600,801	365,594	277,051
Eliminations
Condensed consolidating statements of operations
Net sales									(11,142,266)	(13,140,512)	(8,843,650)
Cost of sales									(11,142,266)	(13,140,512)	(8,843,650)
Equity in earnings in subsidiaries									(936,676)	21,794	402,623
Income from continuing operations											402,623
Net income (loss)									(936,676)	21,794	402,623
Parent | Reportable legal entities
Condensed consolidating statements of operations
Intangible amortization									300	300	300
Restructuring charges										800
Interest and other, net									10,086	(502,028)	(880,051)
Income (loss) from continuing operations before income taxes									(10,386)	500,928	879,751
Provision for income taxes										52
Equity in earnings in subsidiaries									611,187	(135,282)	(602,700)
Income from continuing operations											277,051
Net income (loss)									600,801	365,594	277,051
Guarantor Subsidiaries | Reportable legal entities
Condensed consolidating statements of operations
Net sales									17,620,300	17,648,879	15,379,151
Cost of sales									16,133,224	16,225,232	13,886,798
Restructuring charges										9,609	26,295
Gross profit									1,487,076	1,414,038	1,466,058
Selling, general and administrative expenses									233,767	230,041	195,560
Intangible amortization									2,891	4,124	7,840
Restructuring charges										(271)	1,646
Interest and other, net									850,886	864,095	702,305
Income (loss) from continuing operations before income taxes									399,532	316,049	558,707
Provision for income taxes									14,143	42,944	15,396
Equity in earnings in subsidiaries									(142,451)	(255,941)	(391,748)
Income from continuing operations											151,563
Net income (loss)									242,938	17,164	151,563
Non-Guarantor Subsidiaries | Reportable legal entities
Condensed consolidating statements of operations
Net sales									19,669,882	21,600,240	17,033,974
Cost of sales									19,611,618	21,525,018	17,144,245
Restructuring charges										49,039	189,539
Gross profit									58,264	26,183	(299,810)
Selling, general and administrative expenses									610,706	644,755	609,675
Intangible amortization									28,844	24,468	21,389
Restructuring charges										16,134	9,954
Interest and other, net									(862,795)	(242,651)	168,815
Income (loss) from continuing operations before income taxes									281,509	(416,523)	(1,109,643)
Provision for income taxes									55,711	(8,136)	10,917
Equity in earnings in subsidiaries									467,940	369,429	591,825
Income from continuing operations											(528,735)
Loss from discontinued operations, net of tax											(25,451)
Net income (loss)									$ 693,738	$ (38,958)	$ (554,186)