Annual report pursuant to Section 13 and 15(d)

Income Per Share - Calculation (Details)

v3.8.0.1
Income Per Share - Calculation (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Income from continuing operations   $ 104,991 $ 31,393 $ 23,460 $ (1,710) $ 21,307 $ 24,566 $ 15,615 $ 11,116 $ 158,133 $ 72,606 $ 79,123
Loss from discontinued operations, net                       (152)
Net income   $ 104,991 $ 31,393 $ 23,460 $ (1,710) $ 21,307 $ 24,566 $ 15,615 $ 11,116 $ 158,133 $ 72,606 $ 78,971
Weighted average number of common shares outstanding - basic                   35,897,641 37,585,777 37,674,913
Dilutive effect of common stock equivalents:                        
Stock options                   267,939 60,423 12,274
Weighted average number of common shares outstanding - diluted                   36,572,146 37,867,212 37,780,875
Basic income per common share:                        
Income from continuing operations   $ 3.00 $ 0.90 $ 0.64 $ (0.05) $ 0.57 $ 0.65 $ 0.41 $ 0.29 $ 4.41 $ 1.93 $ 2.10
Net income   3.00 0.90 0.64 (0.05) 0.57 0.65 0.41 0.29 4.41 1.93 2.10
Diluted income per common share:                        
Income from continuing operations   2.93 0.88 0.63 (0.05) 0.57 0.65 0.41 0.29 4.32 1.92 2.09
Net income   $ 2.93 $ 0.88 $ 0.63 $ (0.05) $ 0.57 $ 0.65 $ 0.41 $ 0.29 $ 4.32 $ 1.92 $ 2.09
Other disclosures                        
Issuance of common stock in conjunction with the Separation (in shares) 37,700,000                      
Service-based conditions                        
Dilutive effect of common stock equivalents:                        
Restricted stock awards                   221,497 192,705 93,688
Market-based conditions                        
Dilutive effect of common stock equivalents:                        
Restricted stock awards                   185,069 28,307