Certain Financial Statement Information (Details 8) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Mar. 31, 2013
Schedule of other accrued liabilities
Employee related liabilities	$ 2,168	$ 2,236
Executive deferred compensation	1,310	1,284
Income taxes	1,127	903
Professional fees	3,977	3,840
Other	4,482	2,467
Total other accrued liabilities	$ 13,064	$ 10,730	[1]

[1] Amounts have been derived from the March 31, 2013 audited consolidated financial statements.