Discontinued Operations (Details) (USD $)	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	$ 7,400,000
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax	7,374,000
Net sales and net operating (loss) from discontinued operations
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax	6,943,000	(1,510,000)
Machinery Division
Net sales and net operating (loss) from discontinued operations
Net sales	104,000	666,000
Operating loss	(431,000)
Disposal Group, Including Discontinued Operation, Operating Income (Loss)		$ (1,746,000)