Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Unrecognized Share-Based Compensation Expense (Detail)

v3.3.0.814
Share-Based Compensation - Unrecognized Share-Based Compensation Expense (Detail)
$ in Thousands
9 Months Ended
Sep. 30, 2015
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Expense $ 3,284
Average Expected Recognition Period 1 year 9 months 18 days
Stock option awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Expense $ 785
Average Expected Recognition Period 1 year 3 months 18 days
Restricted stock awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Expense $ 2,499
Average Expected Recognition Period 1 year 10 months 24 days