The Charles Schwab Corporation – Parent Company Only Financial Statements (Condensed Balance Sheets) (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015		Dec. 31, 2014	Dec. 31, 2013
Assets
Cash and cash equivalents	$ 10,828	$ 11,978	[1]	$ 11,363	$ 7,728
Held to maturity securities	75,203	50,007	[1]
Other securities owned — at fair value	449	533	[1]
Other assets	1,408	1,161	[1]
Total assets	223,383	183,705	[1]
Liabilities and Stockholders' Equity
Accrued expenses and other liabilities	2,331	2,151	[1]
Long-term debt	2,876	2,877	[1]
Total liabilities	206,962	170,303	[1]
Stockholders' equity	16,421	13,402	[1]	11,803	10,381
Total liabilities and stockholders' equity	223,383	183,705	[1]
Parent Company [Member]
Assets
Cash and cash equivalents	1,189	1,007		$ 1,043	$ 700
Receivables from subsidiaries	503	419
Available for sale securities	569	569
Held to maturity securities	223	223
Other securities owned — at fair value	75	65
Loans to non-bank subsidiaries		468
Investment in non-bank subsidiaries	5,044	4,374
Investment in bank subsidiary	11,726	9,191
Other assets	124	88
Total assets	19,453	16,404
Liabilities and Stockholders' Equity
Accrued expenses and other liabilities	219	189
Payables to subsidiaries	6	11
Long-term debt	2,807	2,802
Total liabilities	3,032	3,002
Stockholders' equity	16,421	13,402
Total liabilities and stockholders' equity	$ 19,453	$ 16,404

[1] Adjusted for the retrospective adoption of ASU 2015-03. See New Accounting Standards in Note 2 for additional information.