Significant Risks and Uncertainties Including Business and Credit Concentrations (Details) - Customer	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Revenue | Customer One
Concentration Risk [Line Items]
Concentration risk percentage	16.00%	12.00%	21.00%	10.00%
Revenue | Customer Two
Concentration Risk [Line Items]
Concentration risk percentage	15.00%	11.00%	15.00%
Revenue | Customer Three
Concentration Risk [Line Items]
Concentration risk percentage	10.00%	11.00%	10.00%
Revenue | Customer Four
Concentration Risk [Line Items]
Concentration risk percentage	10.00%	11.00%
Revenue | Customer Five
Concentration Risk [Line Items]
Concentration risk percentage		10.00%
Accounts Receivable | Customer One
Concentration Risk [Line Items]
Concentration risk percentage			17.00%		42.00%
Accounts Receivable | Customer Two
Concentration Risk [Line Items]
Concentration risk percentage			15.00%		21.00%
Accounts Receivable | Customer Three
Concentration Risk [Line Items]
Concentration risk percentage			12.00%		15.00%
Accounts Receivable | Customer Four
Concentration Risk [Line Items]
Concentration risk percentage			10.00%