XML 91 R69.htm IDEA: XBRL DOCUMENT v3.10.0.1
Investment Securities - Schedule Of Investments Within The Available For Sale Portfolio That Had Unrealized Losses (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Debt Securities, Available-for-sale, Unrealized Loss Position [Abstract]    
Fair value, less than 12 months $ 960,053  
Unrealized losses, less than 12 months (15,826)  
Fair value, 12 months or longer 3,112,632  
Unrealized loss, 12 months or longer (92,005)  
Fair value, total 4,072,685  
Unrealized losses, total (107,831)  
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Fair value, less than 12 months   $ 2,514,856
Unrealized losses, less than 12 months   (12,243)
Fair value, 12 months or longer   1,164,073
Unrealized losses, 12 months or longer   (35,674)
Fair value, total   3,678,929
Unrealized losses, total   (47,917)
US treasury and government    
Debt Securities, Available-for-sale, Unrealized Loss Position [Abstract]    
Fair value, less than 12 months 0  
Unrealized losses, less than 12 months 0  
Fair value, 12 months or longer 98  
Unrealized loss, 12 months or longer (2)  
Fair value, total 98  
Unrealized losses, total (2)  
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Fair value, less than 12 months   99
Unrealized losses, less than 12 months   (1)
Fair value, 12 months or longer   0
Unrealized losses, 12 months or longer   0
Fair value, total   99
Unrealized losses, total   (1)
Government agency issued mortgage-backed securities (“MBS”)    
Debt Securities, Available-for-sale, Unrealized Loss Position [Abstract]    
Fair value, less than 12 months 597,008  
Unrealized losses, less than 12 months (12,335)  
Fair value, 12 months or longer 1,537,106  
Unrealized loss, 12 months or longer (46,065)  
Fair value, total 2,134,114  
Unrealized losses, total (58,400)  
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Fair value, less than 12 months   1,455,476
Unrealized losses, less than 12 months   (4,738)
Fair value, 12 months or longer   331,900
Unrealized losses, 12 months or longer   (8,866)
Fair value, total   1,787,376
Unrealized losses, total   (13,604)
Government agency issued collateralized mortgage obligations (“CMO”)    
Debt Securities, Available-for-sale, Unrealized Loss Position [Abstract]    
Fair value, less than 12 months 290,863  
Unrealized losses, less than 12 months (2,860)  
Fair value, 12 months or longer 1,560,420  
Unrealized loss, 12 months or longer (45,821)  
Fair value, total 1,851,283  
Unrealized losses, total (48,681)  
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Fair value, less than 12 months   1,043,987
Unrealized losses, less than 12 months   (7,464)
Fair value, 12 months or longer   832,173
Unrealized losses, 12 months or longer   (26,808)
Fair value, total   1,876,160
Unrealized losses, total   (34,272)
Other U.S. government agencies    
Debt Securities, Available-for-sale, Unrealized Loss Position [Abstract]    
Fair value, less than 12 months 29,776  
Unrealized losses, less than 12 months (73)  
Fair value, 12 months or longer 0  
Unrealized loss, 12 months or longer 0  
Fair value, total 29,776  
Unrealized losses, total (73)  
Corporates and other debt    
Debt Securities, Available-for-sale, Unrealized Loss Position [Abstract]    
Fair value, less than 12 months 25,114  
Unrealized losses, less than 12 months (344)  
Fair value, 12 months or longer 15,008  
Unrealized loss, 12 months or longer (117)  
Fair value, total 40,122  
Unrealized losses, total (461)  
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]    
Fair value, less than 12 months   15,294
Unrealized losses, less than 12 months   (40)
Fair value, 12 months or longer   0
Unrealized losses, 12 months or longer   0
Fair value, total   15,294
Unrealized losses, total   $ (40)
State and municipalities    
Debt Securities, Available-for-sale, Unrealized Loss Position [Abstract]    
Fair value, less than 12 months 17,292  
Unrealized losses, less than 12 months (214)  
Fair value, 12 months or longer 0  
Unrealized loss, 12 months or longer 0  
Fair value, total 17,292  
Unrealized losses, total $ (214)