Fair Value Measurements (Asset Measured At Fair Value On A Nonrecurring Basis) (Details) - Fair Value Measurements Nonrecurring [Member] - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Noncovered impaired loans at fair value:
Assets fair value, Total	$ 29,714	$ 22,066
Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	11,739	11,762
One-To-Four Family Residential [Member]
Noncovered impaired loans at fair value:
Loans held for sale	6,065	763
Real Estate Construction [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	390
Commercial [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	4,875	5,722
Other loans held for sale [Member]
Noncovered impaired loans at fair value:
Loans held for sale		17
Government Guaranteed Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Loans held for sale	622	705
Other Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	2,393	3,097
Mortgage Loan Servicing Rights [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	3,630
Level 2 Inputs [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	10,317	1,485
Level 2 Inputs [Member] | One-To-Four Family Residential [Member]
Noncovered impaired loans at fair value:
Loans held for sale	6,065	763
Level 2 Inputs [Member] | Other loans held for sale [Member]
Noncovered impaired loans at fair value:
Loans held for sale		17
Level 2 Inputs [Member] | Government Guaranteed Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Loans held for sale	622	705
Level 2 Inputs [Member] | Mortgage Loan Servicing Rights [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	3,630
Level 3 Inputs [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	19,397	20,581
Level 3 Inputs [Member] | Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	11,739	11,762
Level 3 Inputs [Member] | Real Estate Construction [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	390
Level 3 Inputs [Member] | Commercial [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	4,875	5,722
Level 3 Inputs [Member] | Other Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	$ 2,393	$ 3,097