Certain Financial Statement Information Other Accrued Liabiliteis (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Mar. 31, 2013
Schedule of other accrued liabilities
Employee related liabilities	$ 1,902	$ 2,236
Executive deferred compensation	1,415	1,284
Income taxes	1,254	903
Professional fees	2,033	3,840
Other	4,574	2,467
Total other accrued liabilities	$ 11,178	$ 10,730	[1]

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