INCOME TAXES (Details) (USD $)	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Allocation of total income tax expense (benefit)
Income from continuing operations	$ 29,627,000	$ 33,058,000	$ 29,129,000
Income from discontinued operations			19,388,000
Stockholder's equity:
Tax impact of stock options, warrants and restricted stock	(11,295,000)	(357,000)	1,310,000
Total income tax expense (benefit) allocated	18,332,000	32,701,000	49,827,000
Current:
U.S. Federal	23,506,000	32,782,000	22,919,000
Non-U.S.	928,000	716,000	295,000
State	3,096,000	3,138,000	3,687,000
Total current	27,530,000	36,636,000	26,901,000
Deferred:
U.S. Federal	(5,436,000)	(3,874,000)	900,000
Non-U.S.	7,641,000	(574,000)	2,359,000
State	(108,000)	870,000	(1,031,000)
Total deferred	2,097,000	(3,578,000)	2,228,000
Total	29,627,000	33,058,000	29,129,000
Earnings (loss) before income tax attributable to U.S. and non-U.S. continuing operations
U.S.	74,183,000	89,791,000	100,051,000
Non-U.S.	(35,753,000)	386,000	(33,305,000)
Earnings from continuing operations before income taxes	38,430,000	90,177,000	66,746,000
U.S. federal statutory income tax rate (as a percent)	35.00%	35.00%	35.00%
Reconciliation of income tax expense computed using the U.S. federal statutory income tax rate of 35% of earnings before income taxes to the actual provision for income taxes for continuing operations
Computed expected tax expense	13,451,000	31,562,000	23,361,000
Increase (reduction) in income taxes resulting from:
State income taxes, net of federal benefit	1,845,000	1,631,000	1,672,000
Research, experimentation and other tax credits	(5,251,000)	(1,408,000)	(518,000)
Impairment of goodwill and intangibles not deductible for tax	5,368,000		5,031,000
Permanent differences between book and tax expense	814,000	(481,000)	(9,507,000)
Non-U.S. subsidiaries taxed at other than 35%	5,762,000	1,761,000	3,670,000
Adjustment to valuation allowances	7,738,000	726,000	4,598,000
Other, net	(100,000)	(733,000)	822,000
Total	29,627,000	33,058,000	29,129,000
INCOME TAXES
Change in valuation allowance			4,600,000
Reconciliation of income tax expense computed using the U.S. federal statutory income tax rate of 35% of earnings before income taxes to the actual provision for income taxes for discontinued operations
Computed expected tax expense			18,650,000
Increase in income taxes resulting from:
State income taxes, net of federal benefit			737,000
Other, net			1,000
Total			19,388,000
State jurisdiction
INCOME TAXES
Change in valuation allowance		700,000
Foreign jurisdiction
INCOME TAXES
Change in valuation allowance	$ 7,700,000		$ 5,200,000