XML 45 R35.htm IDEA: XBRL DOCUMENT v2.4.1.9
Recently Issued Accounting Standards - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
0 Months Ended
Mar. 31, 2015
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]  
Debt issuance costs $ 3.6us-gaap_DebtIssuanceCosts