XML 72 R51.htm IDEA: XBRL DOCUMENT v3.3.1.900
Organization and Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share, Unvested Restricted Stock Awards (Detail) - shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Unvested Restricted Stock Awards Excluded from EPS [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Potential common shares excluded from EPS 92,587 44,138 12,669