Earnings Per Share

6 Months Ended

Jun. 30, 2020

9. Earnings Per Share

The following table sets forth the computations of basic and diluted earnings per share:



	Three months ended				Six months ended
	June 30,				June 30,
	2020		2019		2020		2019
Net income	$	8,175	$	91,028	$	84,563	$	179,160
Shares:
Weighted-average number of common shares outstanding (for basic calculation)		27,911		27,720		27,851		27,708
Dilutive stock awards		422		580		477		501
Weighted-average number of common shares outstanding (for diluted calculation)		28,333		28,300		28,328		28,209
Basic earnings per share	$	0.29	$	3.28	$	3.04	$	6.47
Diluted earnings per share	$	0.29	$	3.22	$	2.99	$	6.35

The following stock awards were excluded from the calculation of diluted earnings per share:



	Three months ended				Six months ended
	June 30,				June 30,
	2020		2019		2020		2019
Stock awards subject to performance conditions		100		84		95		83
Stock awards that were antidilutive		117		175		110		259
Total stock awards excluded from diluted earnings per share		217		259		205		342