Concrete Pumping : XBRL FY 2021

Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)	12 Months Ended
Document Information [Line Items]
Entity Central Index Key	0001703956
Entity Registrant Name	CONCRETE PUMPING HOLDINGS, INC.
Amendment Flag	false
Current Fiscal Year End Date	--10-31
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2021
Document Type	10-K
Document Annual Report	true
Document Period End Date	Oct. 31, 2021
Document Transition Report	false
Entity File Number	001-38166
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	83-1779605
Entity Address, Address Line One	500 E. 84th Avenue, Suite A-5
Entity Address, City or Town	Thornton
Entity Address, State or Province	CO
Entity Address, Postal Zip Code	80229
City Area Code	303
Local Phone Number	289-7497
Title of 12(b) Security	Common Stock, par value $0.0001 per share
Trading Symbol	BBCP
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	false
Entity Public Float			$ 209,028,284
Entity Common Stock, Shares Outstanding		56,668,481
ICFR Auditor Attestation Flag	true