Deposits - Schedule of Deposits (Detail) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Deposit [Line Items] | ||
| Non-interest-bearing demand deposits | $ 13,745,461 | $ 14,441,820 |
| Interest-bearing Domestic Deposit, Savings | 9,809,183 | 10,310,942 |
| Interest-bearing Domestic Deposit, Money Market | 11,487,027 | 11,568,254 |
| Interest-bearing Domestic Deposit, Time Deposits | 6,641,943 | 6,401,732 |
| Total interest-bearing deposit | 27,938,153 | 28,280,928 |
| Total deposits | $ 41,683,614 | $ 42,722,748 |
| X | ||||||||||
- Definition Deposit [Line Items] No definition available.
|
| X | ||||||||||
- Definition The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The aggregate of all domestic and foreign interest-bearing deposit liabilities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of interest-bearing domestic money market demand account deposit liabilities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of interest-bearing domestic savings deposit liabilities. Saving deposits bear interest and have no stated maturity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of interest-bearing domestic time deposits. Time deposits bear interest for a fixed, stated period of time and include certificate of deposits and individual retirement accounts. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|