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Available-for-sale Securities, by Major Type of Security [Hierarchy] | Available-for-sale Securities, Amortized Cost Basis [Roll Up] | Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax [Roll Up] | Available-for-sale Securities, Continuous Unrealized Loss Position [Hierarchy] | Available-for-sale Securities, Current [Roll Up] | Available-for-sale Securities, Debt Maturities, Amortized Cost Basis [Roll Up] | Available-for-sale Securities, Debt Maturities, Fair Value [Hierarchy] | Available-for-sale Securities, Debt Maturities [Hierarchy] | Available-for-sale Securities, Gross Gains (Losses), Derivatives [Roll Up] | Available-for-sale Securities, Gross Realized Gain (Loss), Disclosures [Hierarchy] | Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments [Roll Up] | Available-for-sale Securities, Gross Realized Gain (Loss) [Roll Up] | Available-for-sale Securities, Gross Unrealized Gain (Loss) [Roll Up] | Available-for-sale Securities [Hierarchy] (DUPLICATE) | Available-for-sale Securities, Noncurrent [Roll Up] | Available-for-sale Securities, Other Disclosure Items [Hierarchy] | Available-for-sale Securities Reconciliation [Roll Up] | Available-for-sale Securities, Restricted, Disclosure [Hierarchy] | Available-for-sale Securities, Restricted [Roll Up] | Available-for-sale Securities [Roll Up] | Available-for-sale Securities, Transfers to Trading, Gains (Losses) [Roll Up] | Available-for-sale Securities, Transfers to Trading [Hierarchy] | Cost and Equity Method Investments Note [Note Level] | Held-to-maturity Securities, by Security [Abstract] | Held-to-maturity Securities, Balance Sheet, Reported Amounts [Hierarchy] | Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses [Roll Up] | Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Roll Up] | Held-to-maturity Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Hierarchy] | Held-to-maturity Securities, Contracts to Acquire Securities to be Accounted for as Held-to-maturity [Hierarchy] | Held-to-maturity Securities, Debt Maturities, Fair Value [Roll Up] | Held-to-maturity Securities, Debt Maturities [Hierarchy] | Held-to-maturity Securities, Debt Maturities, Net Carrying Amount [Roll Up] | Held-to-maturity Securities, Gross Gains (Losses), Derivatives [Roll Up] | Held-to-maturity Securities, Other Disclosure Items [Hierarchy] | Held-to-maturity Securities, Parenthetical Disclosure [Hierarchy] | Held-to-maturity Securities, Restricted, Disclosure [Hierarchy] | Held-to-maturity Securities, Restricted [Roll Up] | Held-to-maturity Securities, Sales, Excluding Other than Temporary Impairments [Hierarchy] | Held-to-maturity Securities, Sales or Transfers of Investments [Hierarchy] | Held-to-maturity Securities, Transferred Security, Unrealized Gain (Loss) [Roll Up] | Held-to-maturity Securities, Transfers [Hierarchy] | Investment Income, Reported Amounts, by Category [Roll Up] | Investments Classified by Contractual Maturity Date [Roll Up] | Investments in Debt and Marketable Equity Securities Note [Note Level] | Loans Acquired, Accounted for as Debt Securities, Available-for-sale Category [Hierarchy] | Loans Acquired, Accounted for as Debt Securities, Disclosure [Hierarchy] | Loans Acquired, Accounted for as Debt Securities, General Items [Hierarchy] | Loans Acquired, Accounted for as Debt Securities, Held-to-maturity Category [Hierarchy] | Marketable Securities, Current [Roll Up] | Marketable Securities, Current, Alternative [Roll Up] | Marketable Securities, Restricted [Roll Up] | Net Realized and Unrealized Gain (Loss) on Trading Securities [Roll Up] | Other than Temporary Impairment, Credit Losses Recognized in Earnings, by Debt Security Category and Debt Security [Roll Forward] | Available-for-sale Securities, Investments, Other than Temporary Impairment Losses, Portion Recognized in Earnings, Net, Qualitative Disclosures [Hierarchy] | Other than Temporary Impairment Losses, Investments, Available-for-sale Securities [Roll Up] | Held-to-maturity Securities, Investments, Other than Temporary Impairment Losses, Portion Recognized in Earnings, Net, Qualitative Disclosures [Hierarchy] | Other than Temporary Impairment Losses, Investments, Held-to-maturity Securities [Roll Up] | Other than Temporary Impairment Losses, Investments [Roll Up] | Realized Gain (Loss) [Table Text Block] | Realized Gain (Loss) on Investments [Roll Up] | Temporary Impairment Losses, Investments [Roll Up] | Trading Securities and Other Trading Assets, by Type of Security or Asset [Abstract] | Unrealized Gain (Loss) on Investments [Roll Up] | Unrealized Loss on Investments [Roll Up] |
