Contracts in progress (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items]
Revenues recognized to date on contracts in process	$ 25,469,014	$ 6,109,396
Amounts billed to date on contracts in process	(33,407,182)	(6,370,855)
Retainage	2,047,969	237,542
Net contract asset (liability)	(5,890,199)	(23,917)
Amount recognized revenue included in the contract liability balance	468,000
Balance Sheet location
Contract assets	2,913,722	489,961
Contract liabilities	(8,803,921)	$ (513,878)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-12-31
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items]
Revenue remaining performance obligation, Amount	$ 97,900,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-12-31
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items]
Revenue remaining performance obligation, Amount	$ 75,300,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	2 years
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-12-31
Contract With Customer, In Progress, Revenue Recognized And Amounts Billed, Disclosure [Line Items]
Revenue remaining performance obligation, Amount	$ 22,600,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	3 years