Concrete Pumping Holdings, Inc. Transition report pursuant to Rule 13a-10 or 15d-10

Transition report pursuant to Rule 13a-10 or 15d-10

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Significant Accounting Policies (Policies)
Notes Tables
- Fair Value Measurements (Tables)
Notes Details

Related Party Transactions (Details Textual)

v3.10.0.1

Related Party Transactions (Details Textual) - USD ($)				2 Months Ended	9 Months Ended	11 Months Ended
Related Party Transactions (Details Textual) - USD ($)	Sep. 07, 2018	Aug. 01, 2017	Apr. 10, 2017	May 31, 2017	Dec. 31, 2017	Dec. 05, 2018	Oct. 09, 2018
Stock Issued During Period, Shares, New Issues				25,000
Proceeds from Issuance of Common Stock					$ 25,000	$ 0
Notes Payable, Related Parties, Current					0	338,700
Debt Instrument, Convertible, Conversion Price							$ 1.00
Operating Leases, Rent Expense						10,000
Due to Officers or Stockholders						50,000
Related Party Transaction, Expenses from Transactions with Related Party					$ 159,140	$ 344,000
Share Price						$ 10.20
Line of Credit Facility, Maximum Borrowing Capacity						$ 60,000,000	$ 1,500,000
Over-Allotment Option [Member]
Stock Issued During Period, Shares, New Issues		3,000,000
Sponsor [Member] \| Notes Payable, Other Payables [Member]
Line of Credit Facility, Maximum Amount Outstanding During Period						$ 339,000
Argand Partners Fund LP [Member]
Stock Issued During Period, Shares, New Issues	1,715,686
Common Stock To Be Issued Number	5,333,333
Share Price	$ 10.20
Common Stock To Be Issued Value	$ 54,400,000
Additional Common Stock To Be Issued Number	2,450,980
Additional Common Stock To Be Issued Value	$ 25,000,000
Founder Shares [Member] \| Over-Allotment Option [Member]
Stock Issued During Period, Shares, New Issues		750,000
Common Class B [Member]
Stock Issued During Period, Shares, New Issues			5,750,000	28,750	5,750,000
Common Stock, Par or Stated Value Per Share			$ 0.0001		$ 0.0001	$ 0.0001
Proceeds from Issuance of Common Stock			$ 25,000
Weighted Average Number of Shares, Common Stock Subject to Repurchase or Cancellation						750,000

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