XML 19 R37.htm IDEA: XBRL DOCUMENT v2.4.1.9
Estimated Future Intangible Asset Amortization Expense (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Sep. 30, 2014
Estimated future intangible asset amortization expense    
2015 (excluding the six months ended March 31, 2015) $ 7,091us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear  
2016 13,953us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo  
2017 12,850us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree  
2018 5,898us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour  
2019 5,385us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive  
Thereafter 8,405us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive  
Total $ 53,582us-gaap_FiniteLivedIntangibleAssetsNet $ 47,914us-gaap_FiniteLivedIntangibleAssetsNet