Contract Assets and Liabilities (Narrative) (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2022	Jun. 30, 2021
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Abstract]
Contract with customer, asset, period increase		$ 23,400,000
Contract with customer, asset, impairment loss		0	$ 0
Decrease in contract with customer, liability		$ 2,000,000
Contract with customer, liability, revenue recognized	$ 5,500,000		$ 4,700,000