Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current Assets:
Cash and cash equivalents	$ 190,411	$ 176,143
Receivables, net	285,058	249,602
Inventories (Note 6)	180,651	170,424
Other current assets	23,219	23,404
Total current assets	679,339	619,573
Property, Plant and Equipment:
Cost	1,477,841	1,446,098
Less: accumulated depreciation	(914,231)	(890,635)
Property, plant and equipment, net	563,610	555,463
Goodwill, net	11,292	11,265
Other intangible assets, net	16,561	17,957
Long-term investments (Note 3)	21,225	20,910
Other non-current assets (Note 18)	12,448	13,224
Total assets	1,304,475	1,238,392
Current Liabilities:
Current maturities of long-term debt (Note 12)	14,377	18,806
Accounts payable	144,161	128,605
Accrued liabilities	83,720	95,833
Total current liabilities	242,258	243,244
Deferred income taxes	15,314	9,455
Long-term debt, less current maturities (Note 12 and 18)	306,980	312,548
Other non-current liabilities	119,664	114,761
Commitments and Contingencies (Note 7)
Equity:
Common stock, $1 par value; authorized 60,000,000 shares; Issued shares 25,792,832 in 2016 and 25,709,391 shares in 2015	25,793	25,709
Additional paid-in capital	150,834	144,601
Accumulated other comprehensive loss (Note 10)	(114,055)	(125,088)
Retained earnings	627,250	580,208
Less: Common treasury stock, at cost, 3,470,084 shares in 2016 and 3,428,541 shares in 2015	(70,938)	(68,446)
Total Stepan Company stockholders’ equity	618,884	556,984
Noncontrolling interests (Note 2)	1,375	1,400
Total equity	620,259	558,384
Total liabilities and equity	$ 1,304,475	$ 1,238,392