Consolidated Balance Sheets - USD ($)	Dec. 31, 2025	Dec. 31, 2024
Current Assets:
Cash and cash equivalents	$ 132,688,000	$ 99,665,000
Receivables, less allowances of $10,533 in 2025 and $10,827 in 2024	387,959,000	388,027,000
Inventories (Note 5)	298,827,000	288,722,000
Other current assets	39,485,000	34,015,000
Total current assets	858,959,000	810,429,000
Property, Plant and Equipment:
Land	58,403,000	54,464,000
Buildings and improvements	455,064,000	399,226,000
Machinery and equipment	2,160,665,000	1,917,196,000
Construction in progress	112,904,000	275,045,000
Property, Plant and Equipment, Gross	2,787,036,000	2,645,931,000
Less: Accumulated depreciation	(1,567,409,000)	(1,447,477,000)
Property, plant and equipment, net	1,219,627,000	1,198,454,000
Goodwill, net (Note 4)	92,570,000	91,368,000
Other intangible assets, net (Note 4)	39,526,000	42,673,000
Long-term investments (Note 2)	21,270,000	25,558,000
Operating lease assets (Note 7)	62,494,000	71,477,000
Other non-current assets	63,256,000	64,689,000
Total Assets	2,357,702,000	2,304,648,000
Current Liabilities:
Current maturities of debt (Note 6)	285,735,000	292,807,000
Accounts payable	261,723,000	258,787,000
Accrued liabilities (Note 14)	119,036,000	117,440,000
Total current liabilities	666,494,000	669,034,000
Deferred income taxes (Note 9)	11,450,000	9,612,000
Long-term debt, less current maturities (Note 6)	340,975,000	332,632,000
Non-current operating lease liability (Note 7)	49,340,000	57,392,000
Other non-current liabilities (Note 15)	45,433,000	66,044,000
Commitments and Contingencies (Note 16)
Equity (Note 10):
Common stock, $1 par value; 60,000,000 authorized shares; 27,301,177 issued shares in 2025 and 27,156,436 issued shares in 2024	27,301,000	27,156,000
Additional paid-in capital	259,820,000	253,779,000
Accumulated other comprehensive loss (Note 19)	(138,974,000)	(196,838,000)
Retained earnings	1,285,752,000	1,273,886,000
Less: Common treasury stock, at cost, 4,676,739 shares in 2025 and 4,655,798 shares in 2024	(189,889,000)	(188,049,000)
Total Stepan Company stockholders’ equity	1,244,010,000	1,169,934,000
Total Liabilities and Equity	$ 2,357,702,000	$ 2,304,648,000