Commitments and Contingencies (Sales Returns and Allowances Liability) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Mar. 31, 2013
Changes in the Company's sales returns and allowances liability
Balance	$ 36,811
Accrual for sales returns and allowances	31,390
Settlements made (in cash or credit) and currency translation	(32,882)
Balance	$ 35,319

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690

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