Fair Value (Assets And Liabilities Measured At Fair Value On A Recurring Basis, Including Financial Assets And Liabilities) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Financial Assets:
Total securities available for sale	$ 9,183	$ 10,114
Fair Value, Inputs, Level 2 [Member]
Financial Assets:
Total securities available for sale	9,183	10,114
Yield maintenance provisions (embedded derivatives)	14	17
Interest rate lock commitments	3,144	721
Financial Liabilities:
Interest-rate swaps	14	17
TBA Mortgage-back securities	222	342
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Assets:
Total securities available for sale	9,183	10,114
Loans held for sale	82,382	17,385
Fair Value, Measurements, Recurring [Member] | U.S. Treasury [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Assets:
Total securities available for sale	9,007	9,881
Fair Value, Measurements, Recurring [Member] | Mortgage-Backed Securities - Residential [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Assets:
Total securities available for sale	138	170
Fair Value, Measurements, Recurring [Member] | Collateralized Mortgage Obligations [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Assets:
Total securities available for sale	38	63
Fair Value, Measurements, Recurring [Member] | Yield maintenance provisions (embedded derivatives) [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Assets:
Yield maintenance provisions (embedded derivatives)	14	17
Fair Value, Measurements, Recurring [Member] | Interest Rate Lock Commitments [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Assets:
Interest rate lock commitments	3,144	721
Fair Value, Measurements, Recurring [Member] | Interest Rate Swaps [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Liabilities:
Interest-rate swaps	14	17
Fair Value, Measurements, Recurring [Member] | TBA Mortgage-Back Security [Member] | Fair Value, Inputs, Level 2 [Member]
Financial Liabilities:
TBA Mortgage-back securities	$ 222	$ 342