| Item | Type | Period | Balance | Description | | Transfers and Servicing | text | | | |
| Transfers and Servicing of Financial Assets | | duration | | The entire disclosure for a transferor's continuing involvement in financial assets that it has transferred in a securitization or asset-backed financing arrangement, the nature of any restrictions on assets reported by an entity in its statement of financial position that relate to a transferred financial asset (including the carrying amounts of such assets), how servicing assets and servicing liabilities are reported, and (for securitization or asset-backed financing arrangements accounted for as sales) when a transferor has continuing involvement with the transferred financial assets and transfers of financial assets accounted for as secured borrowings, how the transfer of financial assets affects an entity's financial position, financial performance, and cash flows. |
| Transfers and Servicing of Financial Assets | text | | | |
| Financial Instruments Pledged as Collateral | text | | | |
| Schedule of Customer Securities for which Entity has Right to Sell or Repledge | | duration | | Tabular disclosure of customer securities accepted by the entity as collateral and re-pledged to counterparties as collateral or sold, including sources and uses of collateral, fair value of collateral and portion of that collateral that has been sold or re-pledged. |
| Financial Instruments Owned and Pledged as Collateral | text | | | |
| Disclosures Pertaining to Servicing Assets and Servicing Liabilities | text | | | |
| Schedule of Servicing Assets at Fair Value | | duration | | Tabular disclosure of the activity in the balance of servicing assets (including a description of where changes in fair value are reported in the statement of income for each period for which results of operations are presented), including but not limited to, the following: beginning and ending balances, additions (for instance, through purchases of servicing assets), disposals, changes in fair value during the period resulting from changes in inputs or assumptions used in the valuation model, other changes in fair value along with a description of those changes, and other changes that affect the balance along with a description of those changes. |
| Disclosure of Servicing Liabilities at Fair Value | text | | | |
| Servicing Asset at Amortized Cost | | duration | | Tabular disclosure of activity in the balance of servicing assets subsequently measured at amortized cost. Includes, but is not limited to, beginning and ending balances, additions, disposals, and amortization. |
| Servicing Liability at Amortized Cost | | duration | | Tabular disclosure of activity in the balance of servicing liabilities subsequently measured at amortized cost. Includes, but is not limited to, beginning and ending balances, additions, disposals, and amortization. |
| Disclosure of Transfer of Securitizations or Asset-Backed Financing Financial Assets Accounted for as Sale | text | | | |
| Interests Continued to be Held by Transferor in Financial Assets that It has Securitized or Servicing Assets or Liabilities Relating to Assets that It has Securitized | text | | | |
| Disclosure of Securitized or Asset-Backed Financing Arrangement Assets and Other Financial Assets Managed Together | text | | | |
| Loans Managed, Securitized or Asset-Backed Financing Arrangement | text | | | |
| Transfer of Financial Assets Accounted for as Sales | | duration | | Tabular disclosure of derecognized financial assets from transactions which comprise an initial transfer and an agreement entered into in contemplation of the initial transfer resulting in retention of substantially all of the exposure to the economic return throughout the term of the transaction. |
| Transfer of Certain Financial Assets Accounted for as Secured Borrowings | | duration | | Tabular disclosure of the nature and risks of short-term collateralized financing obtained through repurchase agreements, securities lending transactions and repurchase-to-maturity transactions, accounted for as secured borrowings. |
| Pledged Financial Instruments and Other Assets, Not Separately Reported on Statement of Financial Position, Description | text | | | Description of financial instruments which are owned but transferred to serve as collateral to fully or partially secure a debt obligation, repurchase agreement or other current or potential obligation, and, because the secured party does not have the right by contract or custom to sell or re-pledge the financial instruments, are not reclassified and separately reported in the statement of financial position. Also sets forth the carrying amount and classification of pledged financial instruments as of the date of the latest statement of financial position presented. May also include other pledged assets not separately reported such as real estate. |
| Securities Received as Collateral | text | | | |
| Transfers of Financial Assets Accounted for as Secured Borrowings | text | | | |
| Customer Securities for which Entity has Right to Sell or Repledge | text | | | Customer securities accepted and re-pledged to counterparties as collateral or sold. |
| Schedule of Financial Instruments Owned and Pledged as Collateral | | duration | | Tabular disclosure of financial instruments held by the entity for its own account for trading or investment purposes that are carried at fair value and pledged to counterparties as collateral for financing transactions. Description may include equity, fixed income, debt or other securities. |