Schedule II Statement - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation Allowances and Reserves, Balance	$ 2,757	$ 2,902	$ 3,303	$ 6,295
Valuation Allowances and Reserves, Additions for Charges to Cost and Expense	5,082	3,573	855
Valuation Allowances and Reserves, Deductions	(5,227)	(3,974)	(3,847)
Allowance for Sales Returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation Allowances and Reserves, Balance	7,213	7,541	8,835	10,530
Valuation Allowances and Reserves, Additions for Charges to Cost and Expense	11,330	6,737	8,038
Valuation Allowances and Reserves, Deductions	(11,658)	(8,031)	(9,733)
Allowance for Sales Returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation Allowances and Reserves, Balance	2,073	2,551	1,840	$ 2,288
Valuation Allowances and Reserves, Additions for Charges to Cost and Expense	0	112	0
Valuation Allowances and Reserves, Additions for Charges to Other Accounts	(267)	(599)	0
Valuation Allowances and Reserves, Deductions	$ (211)	$ 0	$ (448)

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 FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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