Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Assets Measured at Fair Value on a Recurring Basis (Details)

v2.4.1.9
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Assets Measured at Fair Value on a Recurring Basis (Details) (Level 1, Money market funds, USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Mar. 31, 2014
Level 1 | Money market funds
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets measured and recorded at fair value on a recurring basis $ 34,278us-gaap_AssetsFairValueDisclosureRecurring
/ us-gaap_CashAndCashEquivalentsAxis
= us-gaap_MoneyMarketFundsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
$ 93,077us-gaap_AssetsFairValueDisclosureRecurring
/ us-gaap_CashAndCashEquivalentsAxis
= us-gaap_MoneyMarketFundsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member