Note 12 - Fair Value (Tables)

6 Months Ended

Jun. 30, 2013

Fair Value Disclosures [Abstract]

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

	June 30, 2013						December 31, 2012
	Level 1		Level 2		Level 3		Level 1		Level 2		Level 3
Assets:
Trading securities:
Money market funds	$	1,291	$	-	$	-	$	1,554	$	-	$	-
Mutual funds		14,160		-		-		12,608		-		-
Total trading securities		15,451		-		-		14,162		-		-
Securities available-for-sale:
U.S. agency securities		-		503		-		-		508		-
CMOs		-		536,423		-		-		400,383		-
Other MBSs		-		126,772		-		-		122,900		-
Municipal securities		-		490,759		-		-		520,043		-
CDOs		-		-		14,917		-		-		12,129
Corporate debt securities		-		15,107		-		-		15,339		-
Hedge fund investment		-		2,741		-		-		1,616		-
Other equity securities		27,454		8,810		-		43		9,442		-
Total securities available-for-sale		27,454		1,181,115		14,917		43		1,070,231		12,129
Mortgage servicing rights (1)		-		-		1,352		-		-		985
Derivative assets (1)		-		241		-		-		-		-
Liabilities:
Derivative liabilities (2)	$	-	$	1,971	$	-	$	-	$	2,270	$	-

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

	CDO Number
	1			2			3			4			5			6
Characteristics:
Class	C-1			C-1			C-1			B1			C			C
Original par	$	17,500		$	15,000		$	15,000		$	15,000		$	10,000		$	6,500
Amortized cost		7,140			5,598			12,377			13,922			1,317			6,178
Fair value		3,539			318			3,669			4,773			833			1,785
Lowest credit rating (Moody’s)	Ca			Ca			Ca			Ca			C			Ca
Number of underlying Issuers		44			55			60			61			56			78
Percent of Issuers currently performing		77.3	%		78.2	%		78.3	%		55.7	%		60.7	%		66.7	%
Current deferral and default percent (1)		15.8	%		16.1	%		11.3	%		34.8	%		41.9	%		28.7	%
Expected future deferral and default percent (2)		17.6	%		17.9	%		15.2	%		25.2	%		27.4	%		14.7	%
Excess subordination percent (3)		-			-			-			-			-			1.9	%
Discount rate risk adjustment (4)		14.3	%		15.3	%		14.3	%		13.3	%		14.3	%		12.8	%
Significant unobservable inputs, weighted average of Issuers:
Probability of prepayment		15.2	%		7.6	%		5.6	%		5.9	%		7.2	%		4.4	%
Probability of default		21.7	%		26.2	%		21.7	%		27.6	%		39.3	%		30.6	%
Loss given default		88.0	%		90.2	%		89.4	%		92.8	%		92.6	%		95.3	%
Probability of deferral cure		38.1	%		32.6	%		26.3	%		53.0	%		38.1	%		43.6	%

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

	Quarters Ended June 30,					Six Months Ended June 30,
	2013		2012			2013		2012
Beginning balance	$	12,924	$	13,685		$	12,129	$	13,394
Total income (loss):
Non-cash credit impairment included in earnings (1)		-		(1,405	)		-		(2,126	)
Included in other comprehensive income (2)		1,993		(1,198	)		2,788		(186	)
Ending balance (3)	$	14,917	$	11,082		$	14,917	$	11,082
Change in unrealized losses recognized in earnings related to securities still held at end of period	$	-	$	(1,405	)	$	-	$	(2,126	)

Fair Value Assets Measured On Annual Basis [Text Block]

	June 30, 2013						December 31, 2012
	Level 1		Level 2		Total		Level 1		Level 2		Total
Pension plan assets:
Mutual funds (1)	$	21,445	$	-	$	21,445	$	16,009	$	-	$	16,009
U.S. government andgovernment agency securities		5,626		6,940		12,566		6,510		7,295		13,805
Corporate bonds		-		5,794		5,794		-		8,653		8,653
Common stocks		14,889		-		14,889		15,001		-		15,001
Common trust funds		-		9,568		9,568		-		10,033		10,033
Total pension plan assets	$	41,960	$	22,302	$	64,262	$	37,520	$	25,981	$	63,501

Fair Value Measurements, Nonrecurring [Table Text Block]

	June 30, 2013						December 31, 2012
	Level 1		Level 2		Level 3		Level 1		Level 2		Level 3
Collateral-dependent impaired loans	$	-	$	-	$	18,164	$	-	$	-	$	61,454
OREO (1)		-		-		7,468		-		-		11,956
Loans held-for-sale (2)		-		-		1,589		-		-		-
Assets held-for-sale (3)		-		-		1,027		-		-		1,668

Fair Value Assets Measured On Nonrecurring Basis Valuation Adjustments [Table Text Block]

	Quarters Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
Charged to allowance for loan and covered loan losses:
Collateral-dependent impaired loans	$	4,426	$	17,674	$	11,208	$	36,414
Loans held-for-sale		1,560		-		1,560		3,135
Charged to earnings:
OREO		19		1,824		586		2,514

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

			June 30, 2013				December 31, 2012
	Fair Value Hierarchy Level		Carrying Amount		Fair Value		Carrying Amount		Fair Value
Assets:
Cash and due from banks		1	$	130,992	$	130,992	$	149,420	$	149,420
Interest-bearing deposits in other banks		2		653,113		653,113		566,846		566,846
Securities held-to-maturity		2		30,373		32,071		34,295		36,023
FHLB and Federal Reserve Bank stock		2		35,161		35,161		47,232		47,232
Net loans		3		5,365,316		5,312,948		5,288,124		5,305,286
FDIC indemnification asset		3		23,158		15,802		37,051		27,040
Accrued interest receivable		3		27,626		27,626		27,535		27,535
Investment in BOLI		3		207,081		207,081		206,405		206,405
Other interest earning assets		3		8,336		8,904		9,923		10,640
Liabilities:
Deposits		2	$	6,866,747	$	6,864,899	$	6,672,255	$	6,674,510
Borrowed funds		2		196,603		198,184		185,984		189,074
Senior and subordinated debt		1		214,843		226,335		214,779		216,686
Accrued interest payable		2		2,623		2,623		2,884		2,884
Standby letters of credit		2		559		559		740		740