Summary of Significant Accounting Policies (Fair Value Of the Company's Derivative Instruments) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	$ 18,414	$ 7,390
Other Liabilities	2,368	1,465
Interest Rate Lock Commitments [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	9,194	5,854
Other Liabilities	501	280
Forward Contracts [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	8,085	1,178
Other Liabilities	1,004	840
Whole Loan Commitments [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other Assets	1,135	358
Other Liabilities	$ 863	$ 345