Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Cash Flows from Operating Activities
Net Income	$ 864		$ 454		$ 787
Adjustments to reconcile net income to net cash provided by (used for) operating activities:
Provision for loan losses	18		27		38
Net impairment losses on securities	31	[1]	36	[1]	60	[1]
Stock-based compensation	99		87		75
Depreciation and amortization	155		146		159
Provision (benefit) for deferred income taxes	52		(51)		16
Premium (discount) amortization, net, on securities available for sale and securities held to maturity	136		35		(18)
Other	9		(3)		(32)
Originations of loans held for sale	(1,574)		(2,015)		(2,746)
Proceeds from sales of loans held for sale	1,703		1,943		2,695
Net change in:
Cash and investments segregated and on deposit for regulatory purposes	(2,211)		(4,376)		(3,688)
Receivables from brokers, dealers, and clearing organizations	220		148		202
Receivables from brokerage clients	341		(2,612)		(1,503)
Other securities owned	(231)		581		(290)
Other assets	(15)		133		(253)
Payables to brokers, dealers, and clearing organizations	(357)		283		56
Payables to brokerage clients	3,407		4,886		5,990
Accrued expenses and other liabilities	(183)		289		(111)
Net cash provided by (used for) operating activities	2,464		(9)		1,437
Cash Flows from Investing Activities
Purchases of securities available for sale	(18,434)		(15,697)		(14,342)
Proceeds from sales of securities available for sale	500		871		107
Principal payments on securities available for sale	7,978		13,261		7,063
Purchases of securities held to maturity	(2,253)		(14,906)		(5,470)
Principal payments on securities held to maturity	4,786		2,672		139
Net increase in loans to banking clients	(1,125)		(1,443)		(1,411)
Purchase of equipment, office facilities, and property	(180)		(129)		(140)
Cash acquired in business acquisition, net of cash paid	54		(44)
Other investing activities	7		5		(3)
Net cash used for investing activities	(8,667)		(15,410)		(14,057)
Cash Flows from Financing Activities
Net change in deposits from banking clients	10,264		11,328		14,979
Issuance of long-term debt			701		747
Repayment of long-term debt	(116)		(205)		(80)
Net proceeds from common stock offering			543
Dividends paid	(295)		(288)		(279)
Proceeds from stock options exercised and other	96		35		53
Other financing activities	2		(5)		(1)
Net cash (used for) provided by financing activities	9,951		12,109		15,419
Increase (Decrease) in Cash and Cash Equivalents	3,748		(3,310)		2,799
Cash and Cash Equivalents at Beginning of Year	4,931		8,241		5,442
Cash and Cash Equivalents at End of Year	8,679		4,931		8,241
Cash paid during the year for:
Interest	168		178		173
Income taxes	517		327		446
Non-cash investing activities:
Common stock issued and equity awards assumed for business acquisitions (See note "3 - Business Acquisitions")	714		106
Securities purchased during the year but settled after year end	58				1,267
Non-cash financing activity:
Transfer of trust related balances to deposits from banking clients			$ 442

[1] Net impairment losses on securities include total other-than-temporary impairment losses of $18 million, $41 million, and $278 million, net of $(13) million, $5 million, and $218 million recognized in other comprehensive income in 2011, 2010, and 2009, respectively.