XML 41 R30.htm IDEA: XBRL DOCUMENT v3.4.0.3
Fair Value Measurements - Additional Information (Detail)
$ in Millions
Mar. 31, 2016
USD ($)
Fair Value, Inputs, Level 1  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Assets, fair value disclosure, recurring $ 2.6
Fair Value, Inputs, Level 2  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Assets, fair value disclosure, recurring $ 7.7