XML 40 R30.htm IDEA: XBRL DOCUMENT v3.4.0.3
Common and Common Equivalent Shares - Schedule of Calculation of Shares Used in Basic and Diluted Net Income Per Share (Detail) - shares
shares in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Earnings Per Share [Abstract]    
Weighted average number of common shares outstanding 92,269 94,231
Weighted average number of dilutive common share equivalents 822 1,094
Weighted average number of common and common equivalent shares outstanding 93,091 95,325
Antidilutive securities not included in the diluted net income per common share calculation 6