INCOME TAXES: - Expense (Benefit) Allocation and Components and Loss Before Income Tax (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Allocation of total income tax expense (benefit)
Loss from continuing operations	$ (11,632)	$ (14,805)	$ 12,040
Earnings from discontinued operations	3,598	11,973	17,587
Stockholder's equity:
Tax shortfall (excess tax benefits) from stock-based compensation	293	(4,645)	(11,295)
Total income tax expense (benefit) allocated	(7,741)	(7,477)	18,332
Current:
U.S. Federal	(2,410)	(7,744)	1,157
Non-U.S.	535	164	890
State	1,907	(2,260)	(942)
Total current	32	(9,840)	1,105
Deferred:
U.S. Federal	(3,789)	(1,064)	2,421
Non-U.S.	(3,220)	326	7,641
State	(4,655)	(4,227)	873
Total deferred	(11,664)	(4,965)	10,935
Total	(11,632)	(14,805)	12,040
Loss before income tax attributable to U.S. and non-U.S. continuing operations
U.S.	(6,952)	(24,459)	872
Non-U.S.	(13,328)	(16,888)	(6,172)
Loss from continuing operations before income taxes	$ (20,280)	$ (41,347)	$ (5,300)