Basis of Presentation (Fair Value Of the Company's Derivative Instruments) (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	$ 14,344	$ 7,216
Accrued and Other Liabilities	1,840	2,165
Interest rate lock commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	10,536	5,990
Accrued and Other Liabilities	1,275	407
Forward contracts
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	2,865	432
Accrued and Other Liabilities	239	817
Whole loan commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	943	794
Accrued and Other Liabilities	$ 326	$ 941