XML 64 R54.htm IDEA: XBRL DOCUMENT v3.21.1
Fair Value Measurements, Fair Value Of Financial Instruments as Measured On a Recurring Basis (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2020
Dec. 31, 2019
Assets: [Abstract]        
Trading securities $ 5,085,949 $ 4,707,975    
Available for sale securities 13,410,057 13,050,665    
Fair value option securities 72,498 114,982    
Mortgage servicing rights 132,915 101,172 $ 110,828 $ 201,886
Derviative contracts, net of cash collateral, Assets, Fair value 1,289,156 810,688    
Liabilities: [Abstract]        
Derivative contracts, net of cash collateral, Liabilities, Fair Value 719,556 405,779    
U.S. government securities [Member]        
Assets: [Abstract]        
Trading securities 33,613 9,183    
Residential agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Trading securities 5,003,163 4,669,148    
Available for sale securities 9,705,314 9,340,471    
Fair value option securities 72,498 114,982    
Municipal securities [Member]        
Assets: [Abstract]        
Trading securities 27,047 19,172    
Available for sale securities 245,657 167,979    
U.S. Treasury [Member]        
Assets: [Abstract]        
Available for sale securities 506 508    
Residential non-agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 31,382 32,770    
Commercial agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 3,426,727 3,508,465    
Other debt securities [Member]        
Assets: [Abstract]        
Trading securities 22,126 10,472    
Available for sale securities 471 472    
Fair Value, Recurring [Member]        
Assets: [Abstract]        
Trading securities 5,085,949 4,707,975    
Available for sale securities 13,410,057 13,050,665    
Fair value option securities   114,982    
Residential mortgage loans held for sale 284,447 [1] 252,316 [2]    
Mortgage servicing rights 132,915 [3] 101,172 [4]    
Derviative contracts, net of cash collateral, Assets, Fair value 1,289,156 [5] 810,688 [6]    
Liabilities: [Abstract]        
Derivative contracts, net of cash collateral, Liabilities, Fair Value 719,556 [5] 405,779 [6]    
Fair Value, Recurring [Member] | U.S. government securities [Member]        
Assets: [Abstract]        
Trading securities 33,613 9,183    
Fair Value, Recurring [Member] | Residential agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Trading securities 5,003,163 4,669,148    
Available for sale securities 9,705,314 9,340,471    
Fair value option securities 72,498      
Fair Value, Recurring [Member] | Municipal securities [Member]        
Assets: [Abstract]        
Trading securities 27,047 19,172    
Available for sale securities 245,657 167,979    
Fair Value, Recurring [Member] | U.S. Treasury [Member]        
Assets: [Abstract]        
Available for sale securities 506 508    
Fair Value, Recurring [Member] | Residential non-agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 31,382 32,770    
Fair Value, Recurring [Member] | Commercial agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 3,426,727 3,508,465    
Fair Value, Recurring [Member] | Other debt securities [Member]        
Assets: [Abstract]        
Trading securities 22,126 10,472    
Available for sale securities 471 472    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]        
Assets: [Abstract]        
Trading securities 2,070 4,999    
Available for sale securities 506 508    
Fair value option securities   0    
Residential mortgage loans held for sale 0 [1] 0 [2]    
Mortgage servicing rights 0 [3] 0 [4]    
Derviative contracts, net of cash collateral, Assets, Fair value 2,772 [5] 10,780 [6]    
Liabilities: [Abstract]        
Derivative contracts, net of cash collateral, Liabilities, Fair Value 2,721 [5] 0 [6]    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | U.S. government securities [Member]        
Assets: [Abstract]        
Trading securities 2,070 4,999    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Residential agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Trading securities 0 0    
Available for sale securities 0 0    
Fair value option securities 0      
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Municipal securities [Member]        
Assets: [Abstract]        
Trading securities 0 0    
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | U.S. Treasury [Member]        
Assets: [Abstract]        
Available for sale securities 506 508    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Residential non-agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Commercial agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Other debt securities [Member]        
Assets: [Abstract]        
Trading securities 0 0    
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]        
Assets: [Abstract]        
Trading securities 5,083,879 4,702,976    
Available for sale securities 13,409,080 13,049,685    
Fair value option securities   114,982    
Residential mortgage loans held for sale 279,151 [1] 245,299 [2]    
Mortgage servicing rights 0 [3] 0 [4]    
Derviative contracts, net of cash collateral, Assets, Fair value 1,286,384 [5] 799,908 [6]    
Liabilities: [Abstract]        
Derivative contracts, net of cash collateral, Liabilities, Fair Value 716,835 [5] 405,779 [6]    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | U.S. government securities [Member]        
Assets: [Abstract]        
Trading securities 31,543 4,184    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Residential agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Trading securities 5,003,163 4,669,148    
Available for sale securities 9,705,314 9,340,471    
Fair value option securities 72,498      
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Municipal securities [Member]        
Assets: [Abstract]        
Trading securities 27,047 19,172    
Available for sale securities 245,657 167,979    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | U.S. Treasury [Member]        
Assets: [Abstract]        
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Residential non-agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 31,382 32,770    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Commercial agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 3,426,727 3,508,465    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Other debt securities [Member]        
Assets: [Abstract]        
Trading securities 22,126 10,472    
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]        
Assets: [Abstract]        
Trading securities 0 0    
Available for sale securities 471 472    
Fair value option securities   0    
Residential mortgage loans held for sale 5,296 [1] 7,017 [2]    
Mortgage servicing rights 132,915 [3] 101,172 [4]    
Derviative contracts, net of cash collateral, Assets, Fair value 0 [5] 0 [6]    
Liabilities: [Abstract]        
Derivative contracts, net of cash collateral, Liabilities, Fair Value $ 0 [5] $ 0 [6]    
Liquidity Discount on Mortgage Loans Qualifying for Sale to US Govt Agencies 94.55% 94.57%    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | U.S. government securities [Member]        
Assets: [Abstract]        
Trading securities $ 0 $ 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Residential agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Trading securities 0 0    
Available for sale securities 0 0    
Fair value option securities 0      
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Municipal securities [Member]        
Assets: [Abstract]        
Trading securities 0 0    
Available for sale securities   0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | U.S. Treasury [Member]        
Assets: [Abstract]        
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Residential non-agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial agency mortgage-backed securities [Member]        
Assets: [Abstract]        
Available for sale securities 0 0    
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Other debt securities [Member]        
Assets: [Abstract]        
Trading securities 0 0    
Available for sale securities $ 471 $ 472    
[1] Residential mortgage loans held for sale measured at fair value on a recurring basis using significant unobservable inputs (Level 3) consist of residential mortgage loans intended for sale to U.S. government agencies that fail to meet conforming standards and are valued at 94.55% of the unpaid principal balance.
[2] Residential mortgage loans held for sale measured at fair value on a recurring basis using significant unobservable inputs (Level 3) consist of residential mortgage loans intended for sale to U.S. government agencies that fail to meet conforming standards and are valued at 94.57% of the unpaid principal balance.
[3] A reconciliation of the beginning and ending fair value of mortgage servicing rights and disclosures of significant assumptions used to determine fair value are presented in Note 5, Mortgage Banking Activities.
[4] A reconciliation of the beginning and ending fair value of mortgage servicing rights and disclosures of significant assumptions used to determine fair value are presented in Note 5, Mortgage Banking Activities.
[5] See Note 3 for detail of fair value of derivative contracts by contract type. Derivative contracts in asset positions that were valued based on quoted prices in active markets for identical instruments (Level 1) are primarily exchange-traded interest rate and agricultural derivative contracts. Derivative contracts in liability positions that were valued using quoted prices in active markets for identical instruments are exchange-traded interest rate and energy derivative contracts, net of cash margin.
[6] See Note 3 for detail of fair value of derivative contracts by contract type. Derivative contracts based on quoted prices in active markets for identical instruments (Level 1) are exchange-traded interest rate contracts. Derivative contracts in liability positions that were valued using quoted prices in active markets for identical instruments (Level 1) are exchange-traded interest rate, energy and agricultural contracts, fully offset by cash margin.