Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2017

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Share

Below are the computations of basic and diluted earnings per share for the three months ended March 31, 2017 and 2016:

(In thousands, except per share amounts)	Three Months Ended March 31
	2017		2016
Computation of Basic Earnings per Share
Net income attributable to Stepan Company	$	31,913	$	27,916
Weighted-average number of common shares outstanding		22,901		22,733
Basic earnings per share	$	1.39	$	1.23
Computation of Diluted Earnings per Share
Net income attributable to Stepan Company	$	31,913	$	27,916
Weighted-average number of shares outstanding		22,901		22,733
Add weighted-average net shares from assumed    exercise of options (under treasury stock method) (1)		183		133
Add weighted-average net shares related to unvested    stock awards (under treasury stock method)		8		4
Add weighted-average net shares from assumed    exercise of SARs (under treasury stock method) (1)		142		––
Add weighted-average contingently issuable net shares    related to performance stock awards (under treasury stock method)		97		29
Weighted-average shares applicable to diluted earnings		23,331		22,899
Diluted earnings per share	$	1.37	$	1.22

⁽¹⁾ Options/SARs to acquire 74,521 and 89,617 shares of Company common stock were excluded from the computations of diluted earnings per share for the three months ended March 31, 2017 and March 31, 2016, because the effect of including the instruments would have been antidilutive.