Quarterly report pursuant to Section 13 or 15(d)

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

v3.5.0.2
Share-Based Compensation - Unrecognized Share-Based Compensation Expense (Detail)
$ in Thousands
6 Months Ended
Jun. 30, 2016
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Expense $ 4,678
Average Expected Recognition Period 2 years 3 months 18 days
Stock option awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Expense $ 252
Average Expected Recognition Period 10 months 24 days
Restricted stock awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Expense $ 4,426
Average Expected Recognition Period 2 years 4 months 24 days