Summary of Significant Accounting Policies (Fair Value Of the Company's Derivative Instruments) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	$ 9,904	$ 7,216
Other Liabilities	8,501	2,165
Interest Rate Lock Commitments [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	9,196	5,990
Other Liabilities	161	407
Forward Contracts [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	315	432
Other Liabilities	7,229	817
Whole Loan Commitments [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	393	794
Other Liabilities	$ 1,111	$ 941