Note 6 - Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Tables)

6 Months Ended

Jun. 30, 2011

Past Due Financing Receivables [Table Text Block]

	Aging Analysis (Accruing and Non-accrual)										Non-performing Loans
	Current		30-89 Days Past Due		90 Days or More Past Due		Total Past Due		Total Loans		Non-accrual Loans		90 Days Past Due Loans, Still Accruing Interest
June 30, 2011
Commercial and industrial	$	1,478,587	$	11,349	$	28,836	$	40,185	$	1,518,772	$	44,393	$	2,095
Agricultural		236,492		17		1,009		1,026		237,518		1,009		-
Commercial real estate:
Office, retail, and industrial		1,207,733		5,135		16,232		21,367		1,229,100		16,567		303
Multi-family		313,949		16,149		6,040		22,189		336,138		23,385		557
Residential construction		104,237		5,297		19,793		25,090		129,327		23,576		-
Commercial construction		125,230		-		21,449		21,449		146,679		21,449		-
Other commercial real estate		815,924		3,993		33,049		37,042		852,966		36,984		464
Total commercial real estate		2,567,073		30,574		96,563		127,137		2,694,210		121,961		1,324
Total corporate loans		4,282,152		41,940		126,408		168,348		4,450,500		167,363		3,419
Home equity		415,463		6,750		7,710		14,460		429,923		5,519		2,392
1-4 family mortgages		177,785		2,278		4,939		7,217		185,002		4,577		656
Installment loans		46,880		535		71		606		47,486		36		35
Total consumer loans		640,128		9,563		12,720		22,283		662,411		10,132		3,083
Total loans, excluding covered loans		4,922,280		51,503		139,128		190,631		5,112,911		177,495		6,502
Covered loans		217,069		26,180		71,693		97,873		314,942		3,588		68,324
Total loans	$	5,139,349	$	77,683	$	210,821	$	288,504	$	5,427,853	$	181,083	$	74,826
December 31, 2010
Commercial and industrial	$	1,428,841	$	7,706	$	29,356	$	37,062	$	1,465,903	$	50,088	$	1,552
Agricultural		225,007		65		2,684		2,749		227,756		2,497		187
Commercial real estate:
Office, retail, and industrial		1,183,952		4,009		15,652		19,661		1,203,613		19,573		-
Multi-family		345,018		2,811		2,033		4,844		349,862		6,203		-
Residential construction		139,499		1,320		33,871		35,191		174,690		52,122		200
Commercial construction		140,044		4,000		20,428		24,428		164,472		28,685		-
Other commercial real estate		813,333		9,091		33,933		43,024		856,357		40,605		345
Total commercial real estate		2,621,846		21,231		105,917		127,148		2,748,994		147,188		545
Total corporate loans		4,275,694		29,002		137,957		166,959		4,442,653		199,773		2,284
Home equity		431,446		4,715		9,082		13,797		445,243		7,948		1,870
1-4 family mortgages		154,999		2,523		3,368		5,891		160,890		3,902		4
Installment loans		50,899		742		133		875		51,774		159		86
Total consumer loans		637,344		7,980		12,583		20,563		657,907		12,009		1,960
Total loans, excluding covered loans		4,913,038		36,982		150,540		187,522		5,100,560		211,782		4,244
Covered loans		268,934		18,445		84,350		102,795		371,729		-		84,350
Total loans	$	5,181,972	$	55,427	$	234,890	$	290,317	$	5,472,289	$	211,782	$	88,594

Allowance for Credit Losses on Financing Receivables [Table Text Block]

	Quarters Ended June 30,						Six Months Ended June 30,
	2011			2010			2011			2010
Balance at beginning of period	$	145,003		$	144,824		$	145,072		$	144,808
Loans charged-off		(27,748	)		(24,732	)		(49,317	)		(44,729	)
Recoveries of loans previously charged-off		3,813			3,859			5,821			5,522
Net loans charged-off		(23,935	)		(20,873	)		(43,496	)		(39,207	)
Provision for loan losses		18,763			21,526			38,255			39,876
Balance at end of period	$	139,831		$	145,477		$	139,831		$	145,477
Allowance for loan losses	$	137,331		$	145,027		$	137,331		$	145,027
Reserve for unfunded commitments		2,500			450			2,500			450
Total allowance for credit losses	$	139,831		$	145,477		$	139,831		$	145,477

Schedule of Credit Losses Related to Financing Receivables, Current and Noncurrent [Table Text Block]

	Commercial, Industrial, and Agricultural			Office, Retail, and Industrial			Multi- Family			Residential Construction			Other Commercial Real Estate			Consumer			Covered Loans			Total Allowance
Six Months ended June 30, 2011
Balance at beginning of period	$	49,545		$	20,758		$	3,996		$	27,933		$	29,869		$	12,971		$	-		$	145,072
Loans charged-off		(11,877	)		(1,846	)		(7,201	)		(9,083	)		(8,331	)		(5,779	)		(5,200	)		(49,317	)
Recoveries of loans previously charged-off		2,356			54			-			2,766			472			173			-			5,821
Net loans charged-off		(9,521	)		(1,792	)		(7,201	)		(6,317	)		(7,859	)		(5,606	)		(5,200	)		(43,496	)
Provision for loan losses		8,510			(2,104	)		12,080			2,711			5,425			6,433			5,200			38,255
Balance at end of period	$	48,534		$	16,862		$	8,875		$	24,327		$	27,435		$	13,798		$	-		$	139,831
Six Months ended June 30, 2010
Balance at beginning of period	$	54,452		$	20,164		$	4,555		$	33,078		$	21,084		$	11,475		$	-		$	144,808
Loans charged-off		(11,919	)		(4,229	)		(1,359	)		(14,605	)		(6,483	)		(5,483	)		(651	)		(44,729	)
Recoveries of loans previously charged-off		4,090			232			362			159			142			537			-			5,522
Net loans charged-off		(7,829	)		(3,997	)		( 997	)		(14,446	)		(6,341	)		(4,946	)		( 651	)		(39,207	)
Provision for loan losses		11,526			7,838			2,106			3,883			7,634			6,238			651			39,876
Balance at end of period	$	58,149		$	24,005		$	5,664		$	22,515		$	22,377		$	12,767		$	-		$	145,477

Impaired Loans [Text Block]

	June 30, 2011		December 31, 2010
Impaired loans individually evaluated for impairment:
Impaired loans with a related allowance for credit losses (1)	$	23,362	$	13,790
Impaired loans with no specific related allowance (2)		129,225		173,534
Total impaired loans individually evaluated for impairment		152,587		187,324
Corporate non-accrual loans not individually evaluated for impairment (3)		14,776		12,449
Total corporate non-accrual loans		167,363		199,773
Restructured loans, still accruing interest		14,529		22,371
Total impaired loans	$	181,892	$	222,144
Valuation allowance related to impaired loans	$	9,504	$	6,343

Loans and Related Allowance for Credit Losses by Portfolio Segment [Text Block]

	Loans						Allowance For Credit Losses
	Individually Evaluated For Impairment		Collectively Evaluated For Impairment		Total		Individually Evaluated For Impairment		Collectively Evaluated For Impairment		Total
June 30, 2011
Commercial, industrial, and agricultural	$	36,529	$	1,719,761	$	1,756,290	$	4,265	$	44,269	$	48,534
Commercial real estate:
Office, retail, and industrial		15,316		1,213,784		1,229,100		-		16,862		16,862
Multi-family		22,572		313,566		336,138		-		8,875		8,875
Residential construction		22,510		106,817		129,327		251		24,076		24,327
Other commercial real estate		55,660		943,985		999,645		4,988		22,447		27,435
Total commercial real estate		116,058		2,578,152		2,694,210		5,239		72,260		77,499
Total corporate loans		152,587		4,297,913		4,450,500		9,504		116,529		126,033
Consumer		-		662,411		662,411		-		13,798		13,798
Total	$	152,587	$	4,960,324	$	5,112,911	$	9,504	$	130,327	$	139,831
December 31, 2010
Commercial, industrial, and agricultural	$	43,365	$	1,650,294	$	1,693,659	$	2,650	$	46,895	$	49,545
Commercial real estate:
Office, retail, and industrial		18,076		1,185,537		1,203,613		-		20,758		20,758
Multi-family		5,696		344,166		349,862		497		3,499		3,996
Residential construction		51,269		123,421		174,690		-		27,933		27,933
Other commercial real estate		68,918		951,911		1,020,829		3,196		26,673		29,869
Total commercial real estate		143,959		2,605,035		2,748,994		3,693		78,863		82,556
Total corporate loans		187,324		4,255,329		4,442,653		6,343		125,758		132,101
Consumer		-		657,907		657,907		-		12,971		12,971
Total	$	187,324	$	4,913,236	$	5,100,560	$	6,343	$	138,729	$	145,072

Impaired Financing Receivables [Table Text Block]

	June 30, 2011								December 31, 2010
	Recorded Investment In								Recorded Investment In
	Loans with No Specific Related Allowance		Loans with a Related Allowance for Credit Losses		Unpaid Principal Balance		Allowance for Credit Losses Allocated		Loans with No Specific Related Allowance		Loans with a Related Allowance for Credit Losses		Unpaid Principal Balance		Allowance for Credit Losses Allocated
Commercial and industrial	$	25,326	$	10,807	$	44,016	$	4,265	$	40,715	$	2,650	$	53,353	$	2,650
Agricultural		396		-		469		-		2,447		-		2,982		-
Commercial real estate:
Office, retail, and industrial		15,316		-		23,505		-		18,076		-		26,193		-
Multi-family		22,572		-		31,922		-		4,565		1,131		7,322		497
Residential construction		19,358		3,152		63,081		251		51,269		-		129,698		-
Commercial construction		20,889		399		28,818		178		28,685		-		38,404		-
Other commercial real estate		25,368		9,004		55,627		4,810		27,777		10,009		60,465		3,196
Total commercial real estate		103,503		12,555		202,953		5,239		130,372		11,140		262,082		3,693
Total impaired loans individually evaluated for impairment	$	129,225	$	23,362	$	247,438	$	9,504	$	173,534	$	13,790	$	318,417	$	6,343

Impaired Financing Receivables Continued [Table Text Block]

	Six Months Ended June 30, 2011				Six Months Ended June 30, 2010
	Average Recorded Investment Balance		Interest Income Recognized (1)		Average Recorded Investment Balance		Interest Income Recognized (1)
Commercial and industrial	$	51,863	$	10	$	31,934	$	83
Agricultural		1,796		-		1,862		-
Commercial real estate:
Office, retail, and industrial		18,989		21		20,987		7
Multi-family		4,736		2		9,172		-
Residential construction		41,455		27		100,110		75
Commercial construction		25,191		-		20,209		-
Other commercial real estate		37,968		18		25,967		-
Total commercial real estate		128,339		68		176,445		82
Total impaired loans individually evaluated for impairment	$	181,998	$	78	$	210,241	$	165

Financing Receivable Credit Quality Indicators [Table Text Block]

	Pass		Special Mention (1)		Substandard / Accrual (2)		Substandard / Non-accrual (3)		Total
June 30, 2011
Commercial and industrial	$	1,337,553	$	77,305	$	59,521	$	44,393	$	1,518,772
Agricultural		223,260		13,249		-		1,009		237,518
Commercial real estate:
Office, retail, and industrial		1,058,059		113,657		40,817		16,567		1,229,100
Multi-family		290,077		7,213		15,463		23,385		336,138
Residential construction		48,344		27,305		30,102		23,576		129,327
Commercial construction		72,237		34,291		18,702		21,449		146,679
Other commercial real estate		712,785		82,614		20,583		36,984		852,966
Total commercial real estate		2,181,502		265,080		125,667		121,961		2,694,210
Total corporate loans	$	3,742,315	$	355,634	$	185,188	$	167,363	$	4,450,500
December 31, 2010
Commercial and industrial	$	1,303,142	$	83,259	$	29,414	$	50,088	$	1,465,903
Agricultural		209,317		15,667		275		2,497		227,756
Commercial real estate:
Office, retail, and industrial		1,026,124		123,800		34,116		19,573		1,203,613
Multi-family		307,845		20,643		15,171		6,203		349,862
Residential construction		57,209		35,950		29,409		52,122		174,690
Commercial construction		85,305		35,750		14,732		28,685		164,472
Other commercial real estate		697,971		89,247		28,534		40,605		856,357
Total commercial real estate		2,174,454		305,390		121,962		147,188		2,748,994
Total corporate loans	$	3,686,913	$	404,316	$	151,651	$	199,773	$	4,442,653

Financing Receivable Credit Quality Indicators (Continued) [Table Text Block]

	Performing		Non-accrual		Total
June 30, 2011
Home equity	$	424,404	$	5,519	$	429,923
1-4 family mortgages		180,425		4,577		185,002
Installment loans		47,450		36		47,486
Total consumer loans	$	652,279	$	10,132	$	662,411
December 31, 2010
Home equity	$	437,295	$	7,948	$	445,243
1-4 family mortgages		156,988		3,902		160,890
Installment loans		51,615		159		51,774
Total consumer loans	$	645,898	$	12,009	$	657,907