v3.26.1

Cover Page - shares	3 Months Ended
Cover Page - shares	Mar. 31, 2026	May 05, 2026
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2026
Document Transition Report	false
Entity File Number	001-33637
Entity Registrant Name	Cumberland Pharmaceuticals Inc.
Entity Incorporation, State or Country Code	TN
Entity Tax Identification Number	62-1765329
Entity Address, Address Line One	1600 West End Avenue
Entity Address, Address Line Two	Suite 1300
Entity Address, City or Town	Nashville
Entity Address, State or Province	TN
Entity Address, Postal Zip Code	37203
City Area Code	615
Local Phone Number	255-0068
Title of 12(b) Security	Common stock, no par value
Trading Symbol	CPIX
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		14,983,107
Document Fiscal Year Focus	2025
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Central Index Key	0001087294
Current Fiscal Year End Date	--12-31

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Local phone number for entity.

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CUMBERLAND PHARMACEUTICALS INC 10-Q