Debtor's Financial Statements (Statements of Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2014		Dec. 31, 2013
Condensed Financial Statements, Captions [Line Items]
Net sales	$ 692,568		$ 759,666		$ 1,999,128		$ 2,139,710
Cost of sales	603,214		649,642		1,744,731		1,856,913
Gross profit	89,354		110,024		254,397		282,797
Selling and administrative expenses	85,523		94,668		269,074		275,532
Restructuring and impairments, net	278	[1]	3,329	[1]	17,910	[1]	14,653	[1]
Operating income (loss)	3,553		12,027		(32,587)		(7,388)
Other (income) expense, net	11,992		(3,648)		28,704		(5,990)
Interest expense, net	33,443		31,810		104,550		83,694
Loss before reorganization items, net	(41,882)		(16,135)		(165,841)		(85,092)
Reorganization items, net	18,391		16,998		55,765		75,943
Loss before income taxes	(60,273)		(33,133)		(221,606)		(161,035)
Income tax provision	3,007		1,344		9,377		4,628
Net loss	(63,280)		(34,477)		(230,983)		(165,663)
Parent Company
Condensed Financial Statements, Captions [Line Items]
Net sales	253,290		266,612		764,612		850,442
Cost of sales	228,790		230,420		691,378		748,340
Gross profit	24,500		36,192		73,234		102,102
Selling and administrative expenses	38,248		38,005		117,474		116,711
Restructuring and impairments, net	681		(1,239)		14,591		8,692
Operating income (loss)	(14,429)		(574)		(58,831)		(23,301)
Other (income) expense, net	9,545		(3,671)		27,394		(32,359)
Loss (gain) in net earnings of subsidiaries	(7,292)		(6,224)		(1,804)		27,186
Interest expense, net	28,698		27,200		91,678		71,375
Loss before reorganization items, net	(45,380)		(17,879)		(176,099)		(89,503)
Reorganization items, net	18,145		16,783		54,869		74,248
Loss before income taxes	(63,525)		(34,662)		(230,968)		(163,751)
Income tax provision	0		30		0		2,248
Net loss	$ (63,525)		$ (34,692)		$ (230,968)		$ (165,999)

[1] See Note 13 to the Consolidated Financial Statements.