|
Fair Value Hierarchy for Assets and Liabilities Measured at Fair Value (Detail) (USD $)
In Millions, unless otherwise specified
|
Mar. 31, 2013
|
Dec. 31, 2012
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
$ 545 |
$ 636 |
| Securities available for sale |
48,809 |
46,123 |
|
Fair Value, Measurements, Recurring
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Cash equivalents |
751 |
1,489 |
| Investments segregated and on deposit for regulatory purposes |
4,392 |
4,743 |
| Other securities owned |
545 |
636 |
| Securities available for sale |
48,809 |
46,123 |
| Total |
54,497 |
52,991 |
|
Fair Value, Measurements, Recurring | Money market funds
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Cash equivalents |
13 |
413 |
|
Fair Value, Measurements, Recurring | Commercial paper
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Cash equivalents |
738 |
1,076 |
|
Fair Value, Measurements, Recurring | Certificates of deposit
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments segregated and on deposit for regulatory purposes |
2,626 |
2,976 |
| Securities available for sale |
5,900 |
6,161 |
|
Fair Value, Measurements, Recurring | Corporate debt securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
7,617 |
6,256 |
|
Fair Value, Measurements, Recurring | U.S. Government securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments segregated and on deposit for regulatory purposes |
1,766 |
1,767 |
|
Fair Value, Measurements, Recurring | Schwab Funds money market funds
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
241 |
329 |
|
Fair Value, Measurements, Recurring | Equity and bond mutual funds
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
218 |
217 |
|
Fair Value, Measurements, Recurring | State and municipal debt obligations
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
48 |
48 |
|
Fair Value, Measurements, Recurring | Equity, U.S. Government and corporate debt, and other securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
38 |
42 |
|
Fair Value, Measurements, Recurring | U.S. agency mortgage-backed securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
19,819 |
20,476 |
|
Fair Value, Measurements, Recurring | Asset-backed securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
9,786 |
8,164 |
|
Fair Value, Measurements, Recurring | U.S. agency notes
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
4,036 |
3,464 |
|
Fair Value, Measurements, Recurring | Non-agency residential mortgage-backed securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
709 |
733 |
|
Fair Value, Measurements, Recurring | Commercial paper
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
649 |
574 |
|
Fair Value, Measurements, Recurring | Other securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
293 |
295 |
|
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Cash equivalents |
13 |
413 |
| Other securities owned |
465 |
548 |
| Total |
478 |
961 |
|
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring | Money market funds
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Cash equivalents |
13 |
413 |
|
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring | Schwab Funds money market funds
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
241 |
329 |
|
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring | Equity and bond mutual funds
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
217 |
217 |
|
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring | Equity, U.S. Government and corporate debt, and other securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
7 |
2 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Cash equivalents |
738 |
1,076 |
| Investments segregated and on deposit for regulatory purposes |
4,392 |
4,743 |
| Other securities owned |
80 |
88 |
| Securities available for sale |
48,809 |
46,123 |
| Total |
54,019 |
52,030 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Commercial paper
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Cash equivalents |
738 |
1,076 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Certificates of deposit
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments segregated and on deposit for regulatory purposes |
2,626 |
2,976 |
| Securities available for sale |
5,900 |
6,161 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Corporate debt securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
7,617 |
6,256 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | U.S. Government securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Investments segregated and on deposit for regulatory purposes |
1,766 |
1,767 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Equity and bond mutual funds
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
1 |
|
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | State and municipal debt obligations
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
48 |
48 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Equity, U.S. Government and corporate debt, and other securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Other securities owned |
31 |
40 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | U.S. agency mortgage-backed securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
19,819 |
20,476 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Asset-backed securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
9,786 |
8,164 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | U.S. agency notes
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
4,036 |
3,464 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Non-agency residential mortgage-backed securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
709 |
733 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Commercial paper
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
649 |
574 |
|
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Other securities
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Securities available for sale |
$ 293 |
$ 295 |