Fair Value Measurements (Asset Measured At Fair Value On A Nonrecurring Basis) (Details) (Fair Value Measurements Nonrecurring [Member], USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Noncovered impaired loans at fair value:
Assets fair value, Total	$ 31,789	$ 44,960
Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	14,076	20,764
One-To-Four Family Residential [Member]
Noncovered impaired loans at fair value:
Loans held for sale	3,617	2,235
Assets fair value, Total		1,045
Real Estate Construction [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total		2,636
Commercial [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	6,031	9,176
Other Consumer [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total		75
Other loans held for sale [Member]
Noncovered impaired loans at fair value:
Loans held for sale	30	56
Government Guaranteed Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Loans held for sale	721	769
Core Deposits [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	597	2,058
Other Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	3,448	2,654
Mortgage Loan Servicing Rights [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	3,269	3,492
Level 2 Inputs [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	28,520	41,468
Level 2 Inputs [Member] | Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	14,076	20,764
Level 2 Inputs [Member] | One-To-Four Family Residential [Member]
Noncovered impaired loans at fair value:
Loans held for sale	3,617	2,235
Assets fair value, Total		1,045
Level 2 Inputs [Member] | Real Estate Construction [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total		2,636
Level 2 Inputs [Member] | Commercial [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	6,031	9,176
Level 2 Inputs [Member] | Other Consumer [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total		75
Level 2 Inputs [Member] | Other loans held for sale [Member]
Noncovered impaired loans at fair value:
Loans held for sale	30	56
Level 2 Inputs [Member] | Government Guaranteed Commercial Real Estate [Member]
Noncovered impaired loans at fair value:
Loans held for sale	721	769
Level 2 Inputs [Member] | Core Deposits [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	597	2,058
Level 2 Inputs [Member] | Other Real Estate [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	3,448	2,654
Level 3 Inputs [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	3,269	3,492
Level 3 Inputs [Member] | Mortgage Loan Servicing Rights [Member]
Noncovered impaired loans at fair value:
Assets fair value, Total	$ 3,269	$ 3,492