v3.26.1
Resale and Repurchase Agreements Remaining Contractual Maturities of Repurchase Agreements (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
U.S. government and federal agency obligations    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability $ 781,194 $ 503,061
U.S. government and federal agency obligations | Overnight and continuous    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 781,194 503,061
U.S. government and federal agency obligations | Up to 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
U.S. government and federal agency obligations | Greater than 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
Government-sponsored enterprise obligations    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 10,443 10,539
Government-sponsored enterprise obligations | Overnight and continuous    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 10,443 10,539
Government-sponsored enterprise obligations | Up to 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
Government-sponsored enterprise obligations | Greater than 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
Agency mortgage-backed securities    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 1,027,819 1,679,278
Agency mortgage-backed securities | Overnight and continuous    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 999,669 1,647,928
Agency mortgage-backed securities | Up to 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 3,900 4,600
Agency mortgage-backed securities | Greater than 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 24,250 26,750
Non-agency mortgage-backed securities    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 20,480 21,970
Non-agency mortgage-backed securities | Overnight and continuous    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 20,480 21,970
Non-agency mortgage-backed securities | Up to 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
Non-agency mortgage-backed securities | Greater than 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
Asset-backed securities    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 360,051 504,709
Asset-backed securities | Overnight and continuous    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 318,542 453,827
Asset-backed securities | Up to 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 19,993 29,656
Asset-backed securities | Greater than 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 21,516 21,226
Other debt securities    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 106,484 141,459
Other debt securities | Overnight and continuous    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 106,484 141,459
Other debt securities | Up to 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
Other debt securities | Greater than 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 0 0
Total repurchase agreements, gross amount recognized    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 2,306,471 2,861,016
Total repurchase agreements, gross amount recognized | Overnight and continuous    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 2,236,812 2,778,784
Total repurchase agreements, gross amount recognized | Up to 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability 23,893 34,256
Total repurchase agreements, gross amount recognized | Greater than 90 days    
Assets Sold under Agreements to Repurchase [Line Items]    
Assets Sold under Agreements to Repurchase, Repurchase Liability $ 45,766 $ 47,976