Financial Services (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Financial Services [Line Items]
Mortgage loans held for sale	$ 282,639	$ 185,246
Inspire [Member]
Financial Services [Line Items]
Mortgage loans in process	172,300	37,600
Mortgage loans held for sale	282,600	185,200
Mortgage loans held for sale aggregate outstanding principal balance	$ 269,600	$ 179,300
Inspire [Member] | Weighted Average [Member]
Financial Services [Line Items]
Interest rate	2.80%	3.90%