Leases (Schedule of Supplemental Cash Flow Information Related to Operating Leases) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2021 USD ($)
Leases [Abstract]
Right-of-use assets obtained in exchange for new operating lease liabilities - New leases	$ 3,348
Right-of-use assets obtained in exchange for new operating lease liabilities - Modification of existing leases	8,320
Cash paid for amounts included in the measurement of lease liabilities	$ 2,628