Note 3 - Discontinued Operations (Tables)

12 Months Ended

Mar. 31, 2014

Discontinued Operations and Disposal Groups [Abstract]

Schedule of Assets and Liabilities Classified as Held for Sale [Table Text Block]

	March 31, 2014
Asset held for sale:
Inventories, net	$	18,369
Property, plant and equipment, net		17,431
Goodwill		10,877
Other intangible assets, net		10,236
Other assets, net		4,200
Total assets held for sale, current	$	61,113
Liabilities held for sale:
Other liabilities	$	4,200
Total liabilities held for sale, current	$	4,200

Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]

	Fiscal Year-Ended March 31,
	2014		2013		2012
Net sales	$	145,882	$	156,830	$	164,588
Cost of sales		125,476		135,358		143,771
Selling, general and administrative expenses		15,584		16,122		18,185
Income from discontinued operations before income taxes		4,822		5,350		2,632
Income tax		1,737		2,152		989
Income from discontinued operations, net of income taxes	$	3,085	$	3,198		1,643