| Item | Type | Period | Balance | Description | | Credit Loss | text | | | |
| Credit Loss, Financial Instrument | text | | | Disclosure of accounting policy for credit loss on financial instrument measured at amortized cost basis, net investment in lease, off-balance sheet credit exposure, and available-for-sale debt security. Includes, but is not limited to, methodology used to estimate allowance for credit loss, how writeoff of uncollectible amount is recognized, and determination of past due status and nonaccrual status. |
| Credit Loss, Financial Instrument | text | | | The entire disclosure for credit loss on financial instrument measured at amortized cost basis, net investment in lease, off-balance sheet credit exposure, and available-for-sale debt security. |
| Credit Loss, Additional Improvements | text | | | |
| Accounting Policy Election, Adjustment of Effective Interest Rate | text | | | |
| Accounting Policy Election, Not to Measure Allowance for Credit Loss for Accrued Interest | text | | | |
| Accrued Interest, Writeoff | text | | | |
| Accounting Policy Election, Troubled Debt Restructuring, Prepayment Assumption, Adoption of Accounting Standards Update 2016-13 | | duration | | Indicates (true false) whether accounting policy was elected to calculate prepayment-adjusted effective interest rate using original contractual rate and prepayment assumption for existing troubled debt restructuring upon adoption of Accounting Standards Update 2016-13 Financial Instruments-Credit Losses (Topic 326): Measurement of Credit Losses on Financial Instruments. |
| Allowance for Credit Loss | text | | | |
| Past Due, Financial Instrument | text | | | |
| Credit Quality Information | text | | | |
| Purchased Financial Assets with Credit Deterioration | text | | | |
| Nonaccrual Status | text | | | |
| Financial Asset, Amortized Cost, Repayment from Operation or Sale of Collateral, Collateral | text | | | |
| AOCI, Gain (Loss), Debt Securities, Available-for-sale, with Allowance for Credit Loss | text | | | |
| AOCI, Gain (Loss), Debt Securities, Available-for-sale, without Allowance for Credit Loss | text | | | |
| Allowance for Credit Loss, Current and Noncurrent | text | | | |
| Accounts and Financing Receivable, Allowance for Credit Loss | $ | instant | credit | Amount of allowance for credit loss of accounts and financing receivables. Includes, but is not limited to, notes and loan receivable. |
| Accounts and Nontrade Receivable | text | | | The entire disclosure for accounts receivable, contract receivable, receivable held-for-sale, and nontrade receivable. |
| Proceeds, Financial Asset, Previously Written Off, Recovery | text | | | |
| Financing Receivable, Covered and Not Covered, after Allowance for Credit Loss, Fee, Premium, and Discount | text | | | |
| Financing Receivable, Deferred Commitment Fee | $ | instant | credit | Amount of fee received for commitment to originate or purchase financing receivable where likelihood of commitment being exercised is remote. Excludes financing receivable covered under loss sharing agreement. |
| Financing Receivable, Troubled Debt Restructuring, Increase (Decrease) from Modification | $ | duration | debit | Amount of increase (decrease) in financing receivable modified from troubled debt restructuring. |