Summary of Significant Accounting Policies - Schedule of Sales by Contract Type (Details) - Net Sales - Contract Concentration	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fixed-price
Concentration Risk [Line Items]
Concentration (percentage)	57.00%	61.00%	61.00%
Cost-reimbursable
Concentration Risk [Line Items]
Concentration (percentage)	43.00%	39.00%	39.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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