DISCONTINUED OPERATIONS (Details) (USD $)	3 Months Ended							12 Months Ended
	Dec. 31, 2012	Sep. 28, 2012	Jun. 29, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jul. 01, 2011	Mar. 31, 2013 business	Mar. 31, 2012	Mar. 31, 2011
Discontinued Operations disclosures
Number of non-core businesses sold								2
Results from discontinued operations
Net loss of discontinued operations	$ (7,248,000)	$ (9,906,000)	$ (8,297,000)	$ (18,577,000)	$ (4,029,000)	$ (4,069,000)	$ (5,330,000)	$ (25,451,000)	$ (32,005,000)	$ (16,042,000)
Assets attributable to discontinued operations								0
Liabilities attributable to discontinued operations								0
Current and non-current assets and liabilities of discontinued operations
Total current assets of discontinued operations				21,642,000					21,642,000
Total non-current assets of discontinued operations				41,417,000					41,417,000
Total current liabilities of discontinued operations				24,854,000					24,854,000
Divestitures
Discontinued Operations disclosures
Total sale price								22,600,000
Cash sold								1,000,000
Aggregate loss on sale of business								12,100,000
Results from discontinued operations
Net sales								40,593,000	127,258,000	237,292,000
Cost of sales								42,793,000	145,403,000	235,710,000
Gross profit (loss)								(2,200,000)	(18,145,000)	1,582,000
Selling, general and administrative expenses								1,930,000	8,932,000	14,577,000
Intangibles amortization and impairment								11,000,000	6,325,000	4,725,000
Interest and other expense (income), net								11,280,000	(7,000)	992,000
Loss before income taxes								(26,410,000)	(33,395,000)	(18,712,000)
Benefit from income taxes								(959,000)	(1,390,000)	(2,670,000)
Net loss of discontinued operations								(25,451,000)	(32,005,000)	(16,042,000)
Current and non-current assets and liabilities of discontinued operations
Accounts receivable, net				9,222,000					9,222,000
Inventories				11,002,000					11,002,000
Other current assets				1,418,000					1,418,000
Total current assets of discontinued operations				21,642,000					21,642,000
Property and equipment, net				30,377,000					30,377,000
Goodwill and other intangibles, net				11,000,000					11,000,000
Other assets				40,000					40,000
Total non-current assets of discontinued operations				41,417,000					41,417,000
Accounts payable				14,455,000					14,455,000
Other current liabilities				10,399,000					10,399,000
Total current liabilities of discontinued operations				$ 24,854,000					$ 24,854,000