Fair Value of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2012

Fair Value, by Balance Sheet Grouping [Table Text Block]

The following table presents the carrying value and fair value of the financial instruments.

	As of September 30, 2012				As of December 31, 2011
(in thousands)	Carrying Value		Fair Value		Carrying Value		Fair Value
Assets
Cash and cash equivalents	$	86,417	$	86,417	$	76,675	$	76,675
Securities available for sale		236,048		236,048		404,550		404,550
Securities held to maturity		17,331		19,830		20,486		23,242
Nonmarketable securities		23,254		23,254		32,694		32,694
Net loans		2,528,018		2,589,327		2,331,933		2,427,526
Loans held for sale		53,761		53,761		48,303		48,303
FDIC indemnification asset, net		75,017		75,017		51,021		51,021
Other repossessed assets acquired1		21,579		21,579		20,487		20,487
Residential mortgage servicing rights1		12,504		12,504		10,663		10,663
Accrued interest receivable1		9,654		9,654		8,759		8,759
Derivative financial instruments1		2,887		2,887		2,238		2,238
Liabilities
Deposits		2,616,757		2,632,401		2,239,198		2,253,138
Advances from FHLB		253,000		282,373		561,000		598,616
Long-term debt		47,204		46,286		47,204		43,487
FDIC true-up liability2		3,599		3,599		—		—
Accrued interest payable2		6,043		6,043		8,095		8,095

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

The following tables present the financial instruments measured at fair value on a recurring basis.

	As of September 30, 2012
(in thousands)	Level 1		Level 2		Level 3		Total
Obligations of the U.S. government agencies and corporations	$	—	$	1,362	$	—	$	1,362
State and municipal obligations		—		6,572		—		6,572
Collateralized debt obligations		—		—		3,112		3,112
Mortgage-backed securities		—		51,363		—		51,363
Collateralized mortgage obligations		—		167,241		—		167,241
Other securities		1,941		2,928		1,529		6,398
Securities available for sale		1,941		229,466		4,641		236,048
Residential mortgage servicing rights		—		—		12,504		12,504
Derivative financial instruments		2,887		—		—		2,887
Total assets at fair value	$	4,828	$	229,466	$	17,145	$	251,439

	As of December 31, 2011
(in thousands)	Level 1		Level 2		Level 3		Total
Obligations of the U.S. government agencies and corporations	$	—	$	1,823	$	—	$	1,823
State and municipal obligations		—		488		—		488
Collateralized debt obligations		—		—		3,247		3,247
Mortgage-backed securities		—		84,399		—		84,399
Collateralized mortgage obligations		—		256,615		52,680		309,295
Other securities		1,000		3,197		1,101		5,298
Securities available for sale		1,000		346,522		57,028		404,550
Residential mortgage servicing rights		—		—		10,663		10,663
Derivative financial instruments		2,238		—		—		2,238
Total assets at fair value	$	3,238	$	346,522	$	67,691	$	417,451

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

The following table presents quantitative information regarding the assumptions used for valuing Level 3 assets.

(dollars in thousands)	Fair Value as of September 30, 20121		Valuation Technique1	Unobervable Input	Range	Minimum Range	Maximum Range	Average Range
Collateralized debt obligations	$	3,112	Discounted cash flow	Discount margin to LIBOR		10.50%	16.80%	12.30%
				Constant default rate		0.25%	2.25%	0.59%
				Default percentage		14.22%	45.50%	33.12%
MSRs	$	12,504	Discounted cash flow	Constant prepayment rate	18.10%
				Discount rate	10.45%
				Delinquency percentage	1.97%

Changes in Level 3 fair value measurements based on hierarchy levels [Table Text Block]

The following table includes changes in Level 3 fair value measurements based on the hierarchy levels previously discussed.

	Three Months Ended September 30, 2012						Nine Months Ended September 30, 2012
(in thousands)	Securities Available For Sale			Residential Mortgage Servicing Rights			Securities Available For Sale			Residential Mortgage Servicing Rights
Balance, beginning of period	$	49,878		$	11,764		$	57,028		$	10,663
Total net losses for the year included in
Income		(145	)		(1,469	)		(359	)		(4,129	)
Other comprehensive income, gross		286			—			305			—
Transfers to level 2		(39,778	)		—			(39,778	)		—
Purchases		51			—			428			—
Sales		—			—			—			—
Servicing assets that resulted from transfers of financial assets		—			2,209			—			5,970
Paydowns		(5,651	)		—			(12,983	)		—
Balance, end of period	$	4,641		$	12,504		$	4,641		$	12,504

Fair Value Measurements, Nonrecurring [Table Text Block]

The following table presents the assets measured at fair value on a nonrecurring basis categorized by the level of inputs used in the valuation for each asset and the corresponding realized loss.

(in thousands)	As of September 30, 2012		Level 1		Level 2		Level 3		Year-to- Date Losses
Assets
Loans held for sale	$	53,761	$	—	$	53,671	$	—	$	—
Impaired loans, net of specific allowance		24,127						24,127		3,895
Other repossessed assets acquired		21,579		—		—		21,579		1,092

Fair Value, Estimate Not Practicable [Table Text Block]

The following table presents the assets not recorded at fair value categorized by the level of inputs.

	As of September 30, 2012
(in thousands)	Level 1		Level 2		Level 3		Total
Assets
Cash and cash equivalents	$	86,417	$	—	$	—	$	86,417
Securities held to maturity		—		19,830		—		19,830
Nonmarketable securities		—		—		23,254		23,254
Net loans1		—		—		2,565,200		2,565,200
FDIC indemnification asset, net		—		—		75,017		75,017
Accrued interest receivable		9,654		—		—		9,654
Liabilities
Deposits		—		—		2,632,401		2,632,401
Advances from FHLB		—		—		282,373		282,373
Long term debt		—		—		46,286		46,286
Accrued interest payable		6,043		—		—		6,043
FDIC true-up liability		—		—		3,599		3,599