Contracts in Progress (Tables)

9 Months Ended

Sep. 30, 2021

Contractors [Abstract]

Schedule of contracts in progress

	September 30,		December 31,
	2021		2020
Costs incurred on uncompleted contracts	$	1,245,434	$	1,151,987
Estimated earnings		189,553		202,369
		1,434,987		1,354,356
Less: Billings to date		(1,442,948)		(1,355,220)
	$	(7,961)	$	(864)
Included in the accompanying Condensed Consolidated Balance Sheets under the following captions:
Contract assets	$	17,670	$	32,271
Contract liabilities		(25,631)		(33,135)
	$	(7,961)	$	(864)