XML 17 R48.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Value Measures (Changes in Fair Value of Contingent Earn-Out Liabilities) (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Dec. 31, 2013
Fair Value Disclosures [Abstract]  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases $ 869
Document Period End Date Dec. 31, 2013
Balance at beginning of period 450
Balance at end of period $ 1,319