Acquisitions (Tables)

12 Months Ended

Dec. 31, 2015

Business And Asset Acquisition [Abstract]

Summary of Assets Acquired and Liabilities Assumed

The following table summarizes the assets acquired and liabilities assumed:  

(Dollars in thousands)	June 1, 2013
Assets:
Inventory	$	9,002
Property, plant and equipment		37,000
Identifiable intangible assets		17,800
Goodwill		4,642
Total assets acquired	$	68,444
Liabilities:
Accrued expenses		232
Net assets acquired	$	68,212

Summary of Pro Forma Financial Information

The following is 2013 pro forma financial information prepared under the assumption that the acquisition of the BMS North American polyester resins business occurred on January 1, 2012:

Pro Forma Financial Information

Unaudited

	Year Ended December 31
(In thousands, except per share amounts)	2013
Net Sales	$	1,907,607
Net Income Attributable to Stepan Company	$	73,609
Net Income Per Common Share Attributable to    Stepan Company:
Basic	$	3.25
Diluted	$	3.21