Basis of Presentation (Details) - customer	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Total revenues [Member]
Number of customers	1	1
Accounts Receivable [Member]
Number of customers	3		3
One customer | Sales of Engineering Services
Number of customers		1
One customer | Total revenues [Member] | Customer Concentration Risk
Concentration Risk, Percentage	11.00%	11.00%
One customer | Total revenues [Member] | Sales of Engineering Services | Customer Concentration Risk
Concentration Risk, Percentage		100.00%
One customer | Accounts Receivable [Member] | Customer Concentration Risk
Concentration Risk, Percentage	22.00%		27.00%
Two customers | Accounts Receivable [Member] | Customer Concentration Risk
Concentration Risk, Percentage	14.00%		20.00%
Three customers | Accounts Receivable [Member] | Customer Concentration Risk
Concentration Risk, Percentage	13.00%		10.00%