Derivatives Hedging Foreign Currencies (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Foreign Exchange Forward
Derivatives, Fair Value [Line Items]
Derivative asset, as presented		$ (1,003)
Derivative liability, as presented	$ (367)
Derivative liability, offset	0
Derivative asset, offset		0
Derivative asset, gross		1,003
Derivative liability, gross	(367)
Foreign Exchange Forward | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Derivative asset, as presented	0	(1,003)
Derivative asset, offset	523	0
Derivative asset, gross	523	1,003
Foreign Exchange Forward | Accrued expenses
Derivatives, Fair Value [Line Items]
Derivative liability, as presented	(367)	0
Derivative liability, offset	(523)	0
Derivative liability, gross	(890)	$ 0
Euro Member Countries, Euro
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount	0
Mexico, Pesos
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount	37,700
Japan, Yen
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount	0
Sales Revenue, Net [Member]
Derivatives, Fair Value [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(789)
Cost of sales
Derivatives, Fair Value [Line Items]
Derivative, Gain (Loss) on Derivative, Net	3,199
Operating Expense [Member]
Derivatives, Fair Value [Line Items]
Derivative, Gain (Loss) on Derivative, Net	3,199
Operating Income (Loss) [Member]
Derivatives, Fair Value [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ (3,988)