Valuation and Qualifying Accounts Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 31, 2014		Mar. 31, 2013		Mar. 31, 2012
Allowance for doubtful accounts
Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	$ 9,292		$ 10,022		$ 10,547
Additions Charged to Expense	907		998		1,395
Charge-Offs	(963)		(1,568)		(2,012)
Purchase accounting adjustments	0		0		0
Other	210	[1]	(160)	[1]	92	[1]
Balance at End of Period	9,446		9,292		10,022
Allowance for inventory valuation
Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	17,372		14,831		15,052
Additions Charged to Expense	5,944		7,337		7,659
Charge-Offs	(3,283)		(4,584)		(7,657)
Purchase accounting adjustments	0		0		0
Other	283	[1]	(212)	[1]	(223)	[1]
Balance at End of Period	20,316		17,372		14,831
Deferred tax asset-valuation allowance
Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	54,542	[2]	56,359	[2]	63,617	[2]
Additions Charged to Expense	6,951	[2]	3,829	[2]	2,457	[2]
Charge-Offs	(27,269)	[2]	(3,259)	[2]	(7,528)	[2]
Purchase accounting adjustments	327	[2]	0	[2]	1,124	[2]
Other	(10,968)	[1],[2]	(2,387)	[1],[2]	(3,311)	[1],[2]
Balance at End of Period	$ 23,583	[2]	$ 54,542	[2]	$ 56,359	[2]

[1] Primarily the impact of currency changes.

[2] "Other" also includes sale of one of the Company’s foreign subsidiaries and an offset to adjustments to foreign net operating losses for which a full valuation allowance was recorded.