XML 77 R66.htm IDEA: XBRL DOCUMENT v3.21.2
Available-For-Sale And Held-To-Maturity Securities (Contractual Maturities) (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, within one year, Fair Value $ 111,102 [1] $ 144,362
Available-for-sale Securities, debt maturities, after one year through five, Fair Value [1] 372,299  
Available-for-sale Securities, debt maturities, after five through ten years, fair value 462,396 [1] 435,111
Availably-for-sale Securities, debt maturities, after ten years, Fair Value 1,334,360 [1] 1,247,060
Available-for-sale Securities, debt maturities, Fair Value 2,280,157 [1] 2,230,297
Held-to-maturity Securities, debt maturities, after five year through ten, Amortized Cost 2,127,088 1,932,439
Held-to-maturity Securities, debt maturities, after ten years, Amortized Cost 2,860,524 2,167,485
Held-to-maturity Securities, Amortized cost 4,987,612 $ 4,117,384
U.S. Government Agency Securities [Member]    
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, within one year, Fair Value [1] 2,773  
Available-for-sale Securities, debt maturities, after one year through five, Fair Value [1] 407  
Available-for-sale Securities, debt maturities, Fair Value [1] 3,180  
State And Municipal Securities [Member]    
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, after five through ten years, fair value [1] 2,430  
Available-for-sale Securities, debt maturities, Fair Value [1] 2,430  
Corporate Fixed Income Securities [Member]    
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, within one year, Fair Value [1] 103,427  
Available-for-sale Securities, debt maturities, after one year through five, Fair Value [1] 371,683  
Available-for-sale Securities, debt maturities, after five through ten years, fair value [1] 334,459  
Available-for-sale Securities, debt maturities, Fair Value [1] 809,569  
Asset-Backed Securities [Member]    
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, after five through ten years, fair value [1] 55,437  
Availably-for-sale Securities, debt maturities, after ten years, Fair Value [1] 315,352  
Available-for-sale Securities, debt maturities, Fair Value [1] 370,789  
Held-to-maturity Securities, debt maturities, after five year through ten, Amortized Cost 2,127,088  
Held-to-maturity Securities, debt maturities, after ten years, Amortized Cost 2,860,524  
Held-to-maturity Securities, Amortized cost 4,987,612  
Agency Mortgage-Backed Securities [Member] | Agency Securities    
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, within one year, Fair Value [1] 7  
Available-for-sale Securities, debt maturities, after one year through five, Fair Value [1] 205  
Available-for-sale Securities, debt maturities, after five through ten years, fair value [1] 70,070  
Availably-for-sale Securities, debt maturities, after ten years, Fair Value [1] 941,594  
Available-for-sale Securities, debt maturities, Fair Value [1] 1,011,876  
Agency Mortgage-Backed Securities [Member] | Commercial [Member]    
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, within one year, Fair Value [1],[2] 3,765  
Available-for-sale Securities, debt maturities, after one year through five, Fair Value [1],[2] 4  
Availably-for-sale Securities, debt maturities, after ten years, Fair Value [1],[2] 76,792  
Available-for-sale Securities, debt maturities, Fair Value [1],[2] 80,561  
Agency Mortgage-Backed Securities [Member] | Non-Agency [Member]    
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]    
Available-for-sale Securities, debt maturities, within one year, Fair Value [1] 1,130  
Availably-for-sale Securities, debt maturities, after ten years, Fair Value [1] 622  
Available-for-sale Securities, debt maturities, Fair Value [1] $ 1,752  
[1] Due to the immaterial amount of income recognized on tax-exempt securities, yields were not calculated on a tax-equivalent basis.
[2] Held-to-maturity securities are carried in the consolidated statements of financial condition at amortized cost, and the changes in the value of these securities, other than impairment charges, are not reported on the consolidated financial statements.