Document And Entity Information - USD ($) $ in Millions	12 Months Ended
	Jun. 28, 2020	Sep. 15, 2020	Dec. 27, 2019
Document Information [Line Items]
Entity Registrant Name	BOWL AMERICA INC
Entity Central Index Key	0000013573
Trading Symbol	bwla
Current Fiscal Year End Date	--06-28
Entity Filer Category	Non-accelerated Filer
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Interactive Data Current	Yes
Entity Public Float			$ 38
Entity Shell Company	false
Document Type	10-K
Document Period End Date	Jun. 28, 2020
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	FY
Amendment Flag	false
Title of 12(b) Security	Class A Common stock (par value $.10)
Common Class B [Member]
Document Information [Line Items]
Entity Common Stock, Shares Outstanding (in shares)		1,414,517
Common Class A [Member]
Document Information [Line Items]
Entity Common Stock, Shares Outstanding (in shares)		3,746,454