Fair Value Disclosures (Details) (USD $)	3 Months Ended			9 Months Ended			12 Months Ended
	Sep. 30, 2012		Sep. 30, 2011	Sep. 30, 2012		Sep. 30, 2011	Dec. 31, 2011
Fair Value Disclosures [Abstract]
Value of collateral-dependent impaired loans that will be reviewed by independent third party, minimum	$ 250,000			$ 250,000
Value of collateral-dependent impaired loans that will be reviewed by special assets group, maximum	250,000			250,000
Discount on appraisal value of retails properties (in hundredths)				5.00%
Capitalized mortgage loan servicing rights, valuation assumption [Abstract]
Weighted average discount rate (in hundredths)				11.00%
Weighted average cost to service				84,000
Weighted average ancillary income				44,000
Weighted average float rate (in hundredths)				0.76%
Fair value of amended warrants, assumptions [Abstract]
Steps in simulation model used to determine fair value of amended warrants				500 step lattice
Number of binomial lattice specified variables				14
Probability of non-permitted capital raise (in hundredths)	1.00%			1.00%
Expected discount to stock price in an equity raise (in hundredths)	10.00%			10.00%
Amount of expected capital raise	100,000,000			100,000,000
Expected time of equity raise				April, 2013 at September 30, 2012 and December 31, 2011
Increase in probability of non-permitted capital raise, minimum (in hundredths)				2.50%
Increase in probability of non-permitted capital raise, average (in hundredths)				5.00%
Increase in probability of non-permitted capital raise, maximum (in hundredths)				10.00%
Increase in amended warrants, minimum				430,000
Increase in amended warrants, average				480,000
Increase in amended warrants, maximum				610,000
Assets, fair value[Abstract]
Property and equipment held for sale	10,148,000			10,148,000			0
Impairment charges recognized [Abstract]
Capitalized mortgage loan servicing rights, carrying amount	8,900,000			8,900,000			11,000,000
Capitalized mortgage loan servicing rights, valuation allowance				(7,200,000)			(6,500,000)
Capitalized mortgage loan servicing rights recoveries	(400,000)		(3,100,000)	(600,000)		(3,200,000)
Collateral dependent loans, carrying amount	26,400,000			26,400,000			33,900,000
Collateral dependent loans, valuation allowance	7,800,000			7,800,000			10,300,000
Additional provision for loan losses on impaired loans	300,000		2,700,000	1,900,000		6,600,000
Other Real Estate, carrying amount	12,700,000			12,700,000			16,900,000
Other real estate, valuation allowance				10,000,000			14,700,000
Other real estate, additional charge	1,100,000		2,100,000	1,500,000		4,100,000
Property and equipment held for sale, valuation allowance	3,300,000			3,300,000			0
Property and equipment held for sale, charge	900,000			900,000			0
Reconciliation for all liabilities measured at fair value, Amended warrant [Roll Forward]
Beginning balance	(353,000)		(315,000)	(174,000)		(1,311,000)	(1,311,000)
Total gains (losses) realized and unrealized [Abstract]
Included in results of operations	(32,000)		29,000	(211,000)		1,025,000
Included in other comprehensive income	0		0	0		0
Purchases, issuances, settlements, maturities and calls	0		0	0		0
Transfers in and/or out of Level 3	0		0	0		0
Ending balance	(385,000)		(286,000)	(385,000)		(286,000)	(174,000)
Amount of total gains (losses) for the period included in earnings attributable to the change in unrealized gains (losses) relating to assets and liabilities still held at end of period	(32,000)		29,000	(211,000)		1,025,000
Fair value option - Loans held for sale [Abstract]
Loans held for sale	41,969,000			41,969,000			44,801,000
Difference	1,990,000			1,990,000			1,403,000
Aggregate Fair Value [Member]
Fair value option - Loans held for sale [Abstract]
Loans held for sale	41,969,000			41,969,000			44,801,000
Contractual Principal [Member]
Fair value option - Loans held for sale [Abstract]
Loans held for sale	39,979,000			39,979,000			43,398,000
Trading Securities [Member]
Changes in fair value for financial assets [Abstract]
Net Gains (Losses) on Assets, Securities				(39,000)		67,000
Net Gains (Losses) on Assets, Loans				0		0
Total Change in Fair Values Included in Current Period Earnings				(39,000)		67,000
Loans Held For Sale [Member]
Changes in fair value for financial assets [Abstract]
Net Gains (Losses) on Assets, Securities				0		0
Net Gains (Losses) on Assets, Loans				587,000		807,000
Total Change in Fair Values Included in Current Period Earnings				587,000		807,000
Fair Value Measurements [Member] | Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities	38,000			38,000			77,000
Securities available for sale [Abstract]
U.S. agency	45,637,000			45,637,000			25,017,000
US government agency residential mortgage backed	132,620,000			132,620,000			94,206,000
Private label residential mortgage-backed	8,302,000			8,302,000			8,268,000
Obligations of states and political subdivisions	40,361,000			40,361,000			27,317,000
Trust preferred	3,266,000			3,266,000			2,636,000
Loans held for sale	41,969,000			41,969,000			44,801,000
Derivatives	2,787,000	[1]		2,787,000	[1]		857,000	[1]
Liabilities [Abstract]
Derivatives	2,695,000	[2]		2,695,000	[2]		1,883,000	[2]
Fair Value Measurements [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	8,855,000	[3]		8,855,000	[3]		11,004,000	[3]
Assets, fair value[Abstract]
Loans held for sale relating to branch sale	52,280,000	[4]		52,280,000	[4]
Property and equipment held for sale	10,148,000	[4]		10,148,000	[4]
Fair Value Measurements [Member] | Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	4,862,000	[5]		4,862,000	[5]		8,022,000	[5]
Land, land development & construction - real estate	3,074,000	[5]		3,074,000	[5]		5,702,000	[5]
Commercial and industrial	7,622,000	[5]		7,622,000	[5]		5,613,000	[5]
Mortgage [Abstract]
1-4 Family	2,822,000	[5]		2,822,000	[5]		3,263,000	[5]
Resort Lending	239,000	[5]		239,000	[5]		1,064,000	[5]
Commercial [Abstract]
Income producing - real estate	4,862,000	[5]		4,862,000	[5]		8,022,000	[5]
Land, land development & construction - real estate	3,074,000	[5]		3,074,000	[5]		5,702,000	[5]
Commercial and industrial	7,622,000	[5]		7,622,000	[5]		5,613,000	[5]
Mortgage [Abstract]
1-4 Family	2,822,000	[5]		2,822,000	[5]		3,263,000	[5]
Resort Lending	239,000	[5]		239,000	[5]		1,064,000	[5]
Fair Value Measurements [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Income producing - real estate	2,157,000	[4]		2,157,000	[4]		1,388,000	[4]
Land, land development & construction - real estate	5,193,000	[4]		5,193,000	[4]		7,512,000	[4]
Commercial and industrial							497,000	[4]
Mortgage [Abstract]
1-4 Family	591,000	[4]		591,000	[4]		2,079,000	[4]
Resort Lending	4,636,000	[4]		4,636,000	[4]		5,297,000	[4]
Commercial [Abstract]
Income producing - real estate	2,157,000	[4]		2,157,000	[4]		1,388,000	[4]
Land, land development & construction - real estate	5,193,000	[4]		5,193,000	[4]		7,512,000	[4]
Commercial and industrial							497,000	[4]
Mortgage [Abstract]
1-4 Family	591,000	[4]		591,000	[4]		2,079,000	[4]
Resort Lending	4,636,000	[4]		4,636,000	[4]		5,297,000	[4]
Home equity line of credit - 1st lien							53,000	[4]
Installment [Abstract]
Home equity installment - 1st lien	104,000	[4]		104,000	[4]		100,000	[4]
Quoted Prices in Active Markets for Identical Assets, (Level 1) [Member]
Assets [Abstract]
Trading securities	38,000			38,000
Securities available for sale [Abstract]
Derivatives	0			0
Liabilities [Abstract]
Derivatives	0			0
Quoted Prices in Active Markets for Identical Assets, (Level 1) [Member] | Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities	38,000			38,000			77,000
Securities available for sale [Abstract]
U.S. agency	0			0			0
US government agency residential mortgage backed	0			0			0
Private label residential mortgage-backed	0			0			0
Obligations of states and political subdivisions	0			0			0
Trust preferred	0			0			0
Loans held for sale	0			0			0
Derivatives	0	[1]		0	[1]		0	[1]
Liabilities [Abstract]
Derivatives	0	[2]		0	[2]		0	[2]
Quoted Prices in Active Markets for Identical Assets, (Level 1) [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	0	[3]		0	[3]		0	[3]
Assets, fair value[Abstract]
Loans held for sale relating to branch sale	0	[4]		0	[4]
Property and equipment held for sale	0	[4]		0	[4]
Quoted Prices in Active Markets for Identical Assets, (Level 1) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	0	[5]		0	[5]		0	[5]
Land, land development & construction - real estate	0	[5]		0	[5]		0	[5]
Commercial and industrial	0	[5]		0	[5]		0	[5]
Mortgage [Abstract]
1-4 Family	0	[5]		0	[5]		0	[5]
Resort Lending	0	[5]		0	[5]		0	[5]
Commercial [Abstract]
Income producing - real estate	0	[5]		0	[5]		0	[5]
Land, land development & construction - real estate	0	[5]		0	[5]		0	[5]
Commercial and industrial	0	[5]		0	[5]		0	[5]
Mortgage [Abstract]
1-4 Family	0	[5]		0	[5]		0	[5]
Resort Lending	0	[5]		0	[5]		0	[5]
Quoted Prices in Active Markets for Identical Assets, (Level 1) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Income producing - real estate	0	[4]		0	[4]		0	[4]
Land, land development & construction - real estate	0	[4]		0	[4]		0	[4]
Commercial and industrial							0	[4]
Mortgage [Abstract]
1-4 Family	0	[4]		0	[4]		0	[4]
Resort Lending	0	[4]		0	[4]		0	[4]
Commercial [Abstract]
Income producing - real estate	0	[4]		0	[4]		0	[4]
Land, land development & construction - real estate	0	[4]		0	[4]		0	[4]
Commercial and industrial							0	[4]
Mortgage [Abstract]
1-4 Family	0	[4]		0	[4]		0	[4]
Resort Lending	0	[4]		0	[4]		0	[4]
Home equity line of credit - 1st lien							0	[4]
Installment [Abstract]
Home equity installment - 1st lien	0	[4]		0	[4]		0	[4]
Significant Other Observable Inputs, (Level 2) [Member]
Assets [Abstract]
Trading securities	0			0
Securities available for sale [Abstract]
Derivatives	2,787,000			2,787,000
Liabilities [Abstract]
Derivatives	2,310,000			2,310,000
Significant Other Observable Inputs, (Level 2) [Member] | Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities	0			0			0
Securities available for sale [Abstract]
U.S. agency	45,637,000			45,637,000			25,017,000
US government agency residential mortgage backed	132,620,000			132,620,000			94,206,000
Private label residential mortgage-backed	8,302,000			8,302,000			8,268,000
Obligations of states and political subdivisions	40,361,000			40,361,000			27,317,000
Trust preferred	3,266,000			3,266,000			2,636,000
Loans held for sale	41,969,000			41,969,000			44,801,000
Derivatives	2,787,000	[1]		2,787,000	[1]		857,000	[1]
Liabilities [Abstract]
Derivatives	2,310,000	[2]		2,310,000	[2]		1,709,000	[2]
Significant Other Observable Inputs, (Level 2) [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	0	[3]		0	[3]		0	[3]
Assets, fair value[Abstract]
Loans held for sale relating to branch sale	52,280,000	[4]		52,280,000	[4]
Property and equipment held for sale	9,825,000	[4]		9,825,000	[4]
Significant Other Observable Inputs, (Level 2) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	0	[5]		0	[5]		0	[5]
Land, land development & construction - real estate	0	[5]		0	[5]		0	[5]
Commercial and industrial	0	[5]		0	[5]		0	[5]
Mortgage [Abstract]
1-4 Family	0	[5]		0	[5]		0	[5]
Resort Lending	0	[5]		0	[5]		0	[5]
Commercial [Abstract]
Income producing - real estate	0	[5]		0	[5]		0	[5]
Land, land development & construction - real estate	0	[5]		0	[5]		0	[5]
Commercial and industrial	0	[5]		0	[5]		0	[5]
Mortgage [Abstract]
1-4 Family	0	[5]		0	[5]		0	[5]
Resort Lending	0	[5]		0	[5]		0	[5]
Significant Other Observable Inputs, (Level 2) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Income producing - real estate	0	[4]		0	[4]		0	[4]
Land, land development & construction - real estate	0	[4]		0	[4]		0	[4]
Commercial and industrial							0	[4]
Mortgage [Abstract]
1-4 Family	0	[4]		0	[4]		0	[4]
Resort Lending	0	[4]		0	[4]		0	[4]
Commercial [Abstract]
Income producing - real estate	0	[4]		0	[4]		0	[4]
Land, land development & construction - real estate	0	[4]		0	[4]		0	[4]
Commercial and industrial							0	[4]
Mortgage [Abstract]
1-4 Family	0	[4]		0	[4]		0	[4]
Resort Lending	0	[4]		0	[4]		0	[4]
Home equity line of credit - 1st lien							0	[4]
Installment [Abstract]
Home equity installment - 1st lien	0	[4]		0	[4]		0	[4]
Significant Unobservable Inputs, (Level 3) [Member]
Assets [Abstract]
Trading securities	0			0
Securities available for sale [Abstract]
Derivatives	0			0
Liabilities [Abstract]
Derivatives	385,000			385,000
Significant Unobservable Inputs, (Level 3) [Member] | Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities	0			0			0
Securities available for sale [Abstract]
U.S. agency	0			0			0
US government agency residential mortgage backed	0			0			0
Private label residential mortgage-backed	0			0			0
Obligations of states and political subdivisions	0			0			0
Trust preferred	0			0			0
Loans held for sale	0			0			0
Derivatives	0	[1]		0	[1]		0	[1]
Liabilities [Abstract]
Derivatives	385,000	[2]		385,000	[2]		174,000	[2]
Significant Unobservable Inputs, (Level 3) [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	8,855,000	[3]		8,855,000	[3]		11,004,000	[3]
Assets, fair value[Abstract]
Loans held for sale relating to branch sale	0	[4]		0	[4]
Property and equipment held for sale	323,000	[4]		323,000	[4]
Significant Unobservable Inputs, (Level 3) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	4,862,000	[5]		4,862,000	[5]		8,022,000	[5]
Land, land development & construction - real estate	3,074,000	[5]		3,074,000	[5]		5,702,000	[5]
Commercial and industrial	7,622,000	[5]		7,622,000	[5]		5,613,000	[5]
Mortgage [Abstract]
1-4 Family	2,822,000	[5]		2,822,000	[5]		3,263,000	[5]
Resort Lending	239,000	[5]		239,000	[5]		1,064,000	[5]
Commercial [Abstract]
Income producing - real estate	4,862,000	[5]		4,862,000	[5]		8,022,000	[5]
Land, land development & construction - real estate	3,074,000	[5]		3,074,000	[5]		5,702,000	[5]
Commercial and industrial	7,622,000	[5]		7,622,000	[5]		5,613,000	[5]
Mortgage [Abstract]
1-4 Family	2,822,000	[5]		2,822,000	[5]		3,263,000	[5]
Resort Lending	239,000	[5]		239,000	[5]		1,064,000	[5]
Significant Unobservable Inputs, (Level 3) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Income producing - real estate	2,157,000	[4]		2,157,000	[4]		1,388,000	[4]
Land, land development & construction - real estate	5,193,000	[4]		5,193,000	[4]		7,512,000	[4]
Commercial and industrial							497,000	[4]
Mortgage [Abstract]
1-4 Family	591,000	[4]		591,000	[4]		2,079,000	[4]
Resort Lending	4,636,000	[4]		4,636,000	[4]		5,297,000	[4]
Commercial [Abstract]
Income producing - real estate	2,157,000	[4]		2,157,000	[4]		1,388,000	[4]
Land, land development & construction - real estate	5,193,000	[4]		5,193,000	[4]		7,512,000	[4]
Commercial and industrial							497,000	[4]
Mortgage [Abstract]
1-4 Family	591,000	[4]		591,000	[4]		2,079,000	[4]
Resort Lending	4,636,000	[4]		4,636,000	[4]		5,297,000	[4]
Home equity line of credit - 1st lien							53,000	[4]
Installment [Abstract]
Home equity installment - 1st lien	$ 104,000	[4]		$ 104,000	[4]		$ 100,000	[4]

[1] Included in accrued income and other assets.

[2] Included in accrued expenses and other liabilities.

[3] Only includes servicing rights that are carried at fair value due to recognition of a valuation allowance.

[4] Only includes other real estate with subsequent write downs to fair value.

[5] Only includes impaired loans with specific loss allocations based on collateral value.