XML 43 R32.htm IDEA: XBRL DOCUMENT v3.5.0.2
Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Earnings Per Share [Abstract]        
Net earnings (loss) $ 9,946 $ 23,147 $ 35,007 $ 50,445
Basic weighted average shares 53,092,000 53,039,000 53,089,000 53,036,000
Basic earnings (loss) per common share $ 0.19 $ 0.44 $ 0.66 $ 0.95
Effect of dilutive stock options 289,000 322,000 273,000 333,000
Diluted weighted average shares   53,361,000   53,369,000
Diluted earnings (loss) per common share $ 0.19 $ 0.43 $ 0.66 $ 0.95
Earnings Per Share (Details) [Abstract]        
Number of anti-dilutive stock awards 3,528,812 2,041,664