XML 130 R120.htm IDEA: XBRL DOCUMENT v3.6.0.2
EARNINGS PER COMMON SHARE - Additional Information (Detail) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Stock Option        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Stock excluded from computation of earnings per share (in shares) 0 358,196 0 358,196