XML 25 R67.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Value Measurements, Financial Instruments (Details) (USD $)
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Interest-bearing cash and cash equivalents $ 732,395,000   $ 574,282,000 $ 570,836,000    
Trading securities 101,097,000   91,616,000 190,591,000    
Investment securities 649,937,000 [1]   677,878,000 [2] 615,790,000 [3]    
Available for sale securities 9,699,146,000   10,147,162,000 10,698,074,000    
Fair value option securities 185,674,000   167,125,000 205,756,000    
Residential mortgage loans held for sale 325,875,000   200,546,000 301,057,000    
Loans 13,426,858,000   12,792,264,000 12,440,782,000    
Allowance for loan losses (190,690,000) (188,318,000) (185,396,000) (203,124,000) (205,965,000) (215,507,000)
Loans, net of allowance 13,236,168,000   12,606,868,000 12,237,658,000    
Mortgage servicing rights 155,740,000 153,774,000 153,333,000 132,889,000 109,840,000 100,812,000
Derviative contracts, net of cash collateral, assets 357,680,000   265,012,000 546,206,000    
Time deposits 2,615,826,000   2,695,993,000 2,767,972,000    
Subordinated debentures 347,890,000   347,802,000 347,716,000    
Derivative contracts net of cash margin, liabilities 297,851,000   247,185,000 521,991,000    
Fair Value Assumptions and Methodology for Assets and Liabilities [Abstract]            
Specific allocation of allowance for loan losses included in fair value of loans 164,000,000   157,000,000 161,000,000    
Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 8,367,661,000   7,943,221,000 7,708,120,000    
Allowance for loan losses (87,806,000) (85,246,000) (79,180,000) (64,044,000) (66,419,000) (65,280,000)
Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 2,654,978,000   2,415,353,000 2,317,096,000    
Allowance for loan losses (41,252,000) (41,589,000) (41,573,000) (49,687,000) (48,528,000) (54,884,000)
Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 2,008,215,000   2,052,026,000 2,039,785,000    
Allowance for loan losses (27,654,000) (28,307,000) (29,465,000) (39,206,000) (40,222,000) (41,703,000)
Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 396,004,000   381,664,000 375,781,000    
Allowance for loan losses (7,029,000) (6,211,000) (6,965,000) (7,738,000) (7,984,000) (9,453,000)
U.S. Government agency debentures [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 19,027,000   34,120,000 60,713,000    
U.S. agency residential mortgage-backed securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 13,540,000   21,011,000 43,858,000    
Available for sale securities 7,259,504,000   7,716,010,000 8,372,795,000    
Fair value option securities 181,205,000   157,431,000 203,816,000    
Municipal and other tax-exempt securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 32,950,000   27,350,000 53,819,000    
Investment securities 425,221,000 [1]   440,187,000 [2] 375,317,000 [3]    
Available for sale securities 64,970,000   73,775,000 95,103,000    
Other trading securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 35,580,000   9,135,000 32,201,000    
U.S. Treasury [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 1,024,000   1,042,000 1,060,000    
Privately issued residential mortgage-backed securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 179,042,000   221,099,000 297,175,000    
Commercial mortgage-backed securities guaranteed by U.S. government agencies [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 2,115,295,000   2,055,804,000 1,846,943,000    
Other debt securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Investment securities 182,743,000 [1]   187,509,000 [2] 176,301,000 [3]    
Available for sale securities 34,528,000   35,241,000 35,894,000    
Fair value option securities 4,469,000   9,694,000 1,940,000    
Perpetual preferred stock [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 24,730,000   22,863,000 25,583,000    
Equity securities and mutual funds [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 20,053,000   21,328,000 23,521,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Cash and due from banks 615,479,000   512,931,000 507,551,000    
Interest-bearing cash and cash equivalents 732,395,000   574,282,000 570,836,000    
Trading securities 101,097,000   91,616,000 190,591,000    
Investment securities 649,937,000   677,878,000 615,790,000    
Available for sale securities 9,699,146,000   10,147,162,000 10,698,074,000    
Fair value option securities 185,674,000   167,125,000 205,756,000    
Residential mortgage loans held for sale 325,875,000   200,546,000 301,057,000    
Loans 13,426,858,000   12,792,264,000 12,440,782,000    
Allowance for loan losses (190,690,000)   (185,396,000) (203,124,000)    
Loans, net of allowance 13,236,168,000   12,606,868,000 12,237,658,000    
Mortgage servicing rights 155,740,000   153,333,000 132,889,000    
Derviative contracts, net of cash collateral, assets 357,680,000   265,012,000 546,206,000    
Other assets - private equity funds 27,834,000   27,341,000 28,379,000    
Deposits with no stated maturity 17,956,038,000   17,573,334,000 16,728,258,000    
Time deposits 2,615,826,000   2,695,993,000 2,767,972,000    
Other borrowed funds 3,009,610,000   2,721,888,000 4,073,915,000    
Subordinated debentures 347,890,000   347,802,000 347,716,000    
Derivative contracts net of cash margin, liabilities 297,851,000   247,185,000 521,991,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 8,367,661,000   7,943,221,000 7,708,120,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 2,654,978,000   2,415,353,000 2,317,096,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 2,008,215,000   2,052,026,000 2,039,785,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 396,004,000   381,664,000 375,781,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | U.S. Government agency debentures [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 19,027,000   34,120,000 60,713,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | U.S. agency residential mortgage-backed securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 13,540,000   21,011,000 43,858,000    
Investment securities 41,973,000   50,182,000 64,172,000    
Available for sale securities 7,259,504,000   7,716,010,000 8,372,795,000    
Fair value option securities 181,205,000   157,431,000 203,816,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Municipal and other tax-exempt securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 32,950,000   27,350,000 53,819,000    
Investment securities 425,221,000   440,187,000 375,317,000    
Available for sale securities 64,970,000   73,775,000 95,103,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Other trading securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 35,580,000   9,135,000 32,201,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | U.S. Treasury [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 1,024,000   1,042,000 1,060,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Privately issued residential mortgage-backed securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 179,042,000   221,099,000 297,175,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Commercial mortgage-backed securities guaranteed by U.S. government agencies [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 2,115,295,000   2,055,804,000 1,846,943,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Other debt securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Investment securities 182,743,000   187,509,000 176,301,000    
Available for sale securities 34,528,000   35,241,000 35,894,000    
Fair value option securities 4,469,000   9,694,000 1,940,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Perpetual preferred stock [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 24,730,000   22,863,000 25,583,000    
Carrying (Reported) Amount, Fair Value Disclosure [Member] | Equity securities and mutual funds [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 20,053,000   21,328,000 23,521,000    
Estimate of Fair Value, Fair Value Disclosure [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Cash and due from banks 615,479,000   512,931,000 507,551,000    
Interest-bearing cash and cash equivalents 732,395,000   574,282,000 570,836,000    
Trading securities 101,097,000   91,616,000 190,591,000    
Investment securities 670,811,000   687,127,000 625,705,000    
Available for sale securities 9,699,146,000   10,147,162,000 10,698,074,000    
Fair value option securities 185,674,000   167,125,000 205,756,000    
Residential mortgage loans held for sale 325,875,000   200,546,000 301,057,000    
Loans 12,962,523,000   12,674,420,000 12,334,265,000    
Allowance for loan losses 0   0 0    
Loans, net of allowance 12,962,523,000   12,674,420,000 12,334,265,000    
Mortgage servicing rights 155,740,000   153,333,000 132,889,000    
Derviative contracts, net of cash collateral, assets 357,680,000   265,012,000 546,206,000    
Other assets - private equity funds 27,834,000   27,341,000 28,379,000    
Deposits with no stated maturity 17,956,038,000   17,573,334,000 16,728,258,000    
Time deposits 2,623,086,000   2,697,290,000 2,781,202,000    
Other borrowed funds 2,984,331,000   2,693,788,000 4,034,685,000    
Subordinated debentures 344,717,000   344,783,000 345,201,000    
Derivative contracts net of cash margin, liabilities 297,851,000   247,185,000 521,991,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 8,244,031,000   7,835,325,000 7,638,327,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 2,635,903,000   2,394,443,000 2,288,188,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 2,043,551,000   2,068,690,000 2,038,375,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 39,038,000   375,962,000 369,375,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | U.S. Government agency debentures [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 19,027,000   34,120,000 60,713,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | U.S. agency residential mortgage-backed securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 13,540,000   21,011,000 43,858,000    
Investment securities 44,176,000   51,864,000 66,796,000    
Available for sale securities 7,259,504,000   7,716,010,000 8,372,795,000    
Fair value option securities 181,205,000   157,431,000 203,816,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Municipal and other tax-exempt securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 32,950,000   27,350,000 53,819,000    
Investment securities 429,051,000   439,870,000 371,690,000    
Available for sale securities 64,970,000   73,775,000 95,103,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Other trading securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Trading securities 35,580,000   9,135,000 32,201,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | U.S. Treasury [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 1,024,000   1,042,000 1,060,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Privately issued residential mortgage-backed securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 179,042,000   221,099,000 297,175,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Commercial mortgage-backed securities guaranteed by U.S. government agencies [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 2,115,295,000   2,055,804,000 1,846,943,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Other debt securities [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Investment securities 197,584,000   195,393,000 187,219,000    
Available for sale securities 34,528,000   35,241,000 35,894,000    
Fair value option securities 4,469,000   9,694,000 1,940,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Perpetual preferred stock [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 24,730,000   22,863,000 25,583,000    
Estimate of Fair Value, Fair Value Disclosure [Member] | Equity securities and mutual funds [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Available for sale securities 20,053,000   21,328,000 23,521,000    
Contractual Yield, Minimum [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Time deposits 0.0003   0.0001 0.0003    
Other borrowed funds 0.0025   0.0025 0.0025    
Subordinated debentures 0.0091   0.0095 0.0097    
Contractual Yield, Minimum [Member] | Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0016   0.0004 0.0025    
Contractual Yield, Minimum [Member] | Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0038   0.0038 0.0038    
Contractual Yield, Minimum [Member] | Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0120   0.0038 0.0038    
Contractual Yield, Minimum [Member] | Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0038   0.0038 0.0038    
Contractual Yield, Maximum [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Time deposits 0.0964   0.0964 0.0964    
Other borrowed funds 0.0680   0.0478 0.0525    
Subordinated debentures 0.0500   0.0500 0.0500    
Contractual Yield, Maximum [Member] | Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.3000   0.3000 0.3000    
Contractual Yield, Maximum [Member] | Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.1800   0.1800 0.1800    
Contractual Yield, Maximum [Member] | Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.1800   0.1800 0.1800    
Contractual Yield, Maximum [Member] | Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.2100   0.2100 0.2100    
Average Repricing [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Time deposits 2.07   2.12 2.02    
Other borrowed funds 0.00   0.03 0.00    
Subordinated debentures 2.16   2.63 3.10    
Average Repricing [Member] | Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.67   0.49 0.63    
Average Repricing [Member] | Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.83   0.78 0.83    
Average Repricing [Member] | Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 2.49   2.63 3.64    
Average Repricing [Member] | Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.49   0.55 0.35    
Discount Rate, Minimum [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Time deposits 0.0074   0.0075 0.0076    
Other borrowed funds 0.0009   0.0008 0.0007    
Subordinated debentures 0.0220   0.0222 0.0224    
Discount Rate, Minimum [Member] | Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0055   0.0048 0.0059    
Discount Rate, Minimum [Member] | Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0114   0.0121 0.0123    
Discount Rate, Minimum [Member] | Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0055   0.0059 0.0070    
Discount Rate, Minimum [Member] | Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0107   0.0122 0.0126    
Discount Rate, Maximum [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Time deposits 0.0129   0.0133 0.0130    
Other borrowed funds 0.0262   0.0264 0.0266    
Subordinated debentures 0.0220   0.0222 0.0224    
Discount Rate, Maximum [Member] | Commercial [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0428   0.0433 0.0419    
Discount Rate, Maximum [Member] | Commercial Real Estate [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0359   0.0349 0.0347    
Discount Rate, Maximum [Member] | Residential Mortgage [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans 0.0418   0.0473 0.0446    
Discount Rate, Maximum [Member] | Consumer [Member]
            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Loans $ 0.0379   $ 0.0375 $ 0.0374    
[1] Carrying value includes $1.1 million of net unrealized gain which remains in Accumulated other comprehensive income (“AOCI”) in the Consolidated Balance Sheets related to certain securities transferred from the Available for Sale securities portfolio to the Investment securities portfolio as discussed in greater detail following.
[2] Carrying value includes $1.8 million of net unrealized gain which remains in Accumulated other comprehensive income (“AOCI”) in the Consolidated Balance Sheets related to certain securities transferred from the Available for Sale securities portfolio to the Investment securities portfolio as discussed in greater detail following.
[3] Carrying value includes $3.0 million of net unrealized gain which remains in Accumulated other comprehensive income (“AOCI”) in the Consolidated Balance Sheets related to certain securities transferred from the Available for Sale securities portfolio to the Investment securities portfolio as discussed in greater detail following.