Finance Assets and Lessor Operating Leases (Lease Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Receivables [Abstract]
Profit recognized at commencement	$ 127,469	$ 117,359	$ 146,923
Interest income	186,532	206,517	229,719
Total lease income from sales-type leases	$ 314,001	$ 323,876	$ 376,642