Document And Entity Information - shares	15 Months Ended
	Sep. 30, 2021	Nov. 10, 2021
Document Information [Line Items]
Entity Central Index Key	0001016504
Entity Registrant Name	INTEGRATED BIOPHARMA INC
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2021
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2021
Document Transition Report	false
Entity File Number	001-31668
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	22-2407475
Entity Address, Address Line One	225 Long Ave.
Entity Address, City or Town	Hillside
Entity Address, State or Province	NJ
Entity Address, Postal Zip Code	07205
City Area Code	888
Local Phone Number	319-6962
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		29,821,944