Selected Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data

	2015
Quarter	First			Second			Third			Fourth			Year
Net Sales	$	460,451		$	452,414		$	444,011		$	419,291		$	1,776,167
Gross Profit		76,442			79,512			77,598			74,689			308,241
Operating Income		35,178			28,595			38,794			20,223			122,790
Interest, net		(4,054	)		(2,869	)		(3,837	)		(3,773	)		(14,533	)
Income Before Income Taxes		30,536			24,146			33,113			15,061			102,856
Net Income		21,286			16,941			24,934			12,876			76,037
Net Income Attributable to Stepan Company		21,270			16,914			24,912			12,872			75,968
Per Diluted Share		0.93			0.74			1.09			0.56			3.32

	2014
Quarter	First			Second			Third			Fourth			Year
Net Sales	$	477,442		$	504,111		$	491,429		$	454,231		$	1,927,213
Gross Profit		63,024			71,589			65,099			49,851			249,563
Operating Income		22,523			36,914			22,253			9,004			90,694
Interest, net		(2,957	)		(3,021	)		(2,846	)		(2,617	)		(11,441	)
Income Before Income Taxes		18,089			33,206			18,228			6,012			75,535
Net Income		13,008			24,368			13,480			6,225			57,081
Net Income Attributable to Stepan Company		13,018			24,353			13,491			6,239			57,101
Per Diluted Share		0.57			1.06			0.59			0.27			2.49