XML 97 R84.htm IDEA: XBRL DOCUMENT v3.3.1.900
Total Share-Based Compensation Expense and Related Tax Benefits Recognized (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Restricted stock compensation expense $ 1,562 $ 1,473 $ 1,085
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Tax benefit (deficiency) related to restricted stock compensation $ 0 $ 0 $ 0