Quarterly report pursuant to Section 13 or 15(d)

Computations of Basic and Diluted Earnings Per Share (Parenthetical) (Detail)

v2.4.0.8
Computations of Basic and Diluted Earnings Per Share (Parenthetical) (Detail)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Earnings Per Share Disclosure [Line Items]        
Weighted average shares of participating unvested restricted stock 888 1,272 801 1,191