Loans and Allowance for Credit Losses (Schedule of Recorded Investment in Loans on Non-Accrual Status) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans	$ 2,700	$ 2,000	$ 7,600	$ 6,000
Small business finance [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Nonaccrual	$ 43,600		$ 43,600		$ 45,700