Consolidated Statements of Financial Condition (Unaudited) - USD ($) $ in Millions	Sep. 28, 2018	Dec. 31, 2017
ASSETS:
Cash and cash equivalents	$ 876	$ 846
Cash and investments segregated under federal regulations	7,592	10,099
Securities purchased under agreements to resell	1,241	1,164
Receivables from:
Clients	3,456	3,300
Mutual funds, insurance companies and other	538	540
Brokers, dealers and clearing organizations	277	247
Securities owned, at fair value:
Investment securities	270	258
Inventory securities	83	50
Equipment, property and improvements, at cost, net of accumulated depreciation and amortization	549	544
Other assets	119	128
TOTAL ASSETS	15,001	17,176
Payables to:
Clients	10,452	12,810
Brokers, dealers and clearing organizations	106	67
Accrued compensation and employee benefits	1,455	1,339
Accounts payable, accrued expenses and other	225	165
Total liabilities before partnership capital	12,238	14,381
Contingencies (Note 8)
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	2,579	2,505
Reserve for anticipated withdrawals	184	290
Total partnership capital subject to mandatory redemption	2,763	2,795
TOTAL LIABILITIES	15,001	17,176
Limited Partnership Capital [Member]
Payables to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	887	890
Subordinated Limited Partnership Capital [Member]
Payables to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	506	463
General Partnership Capital [Member]
Payables to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	$ 1,186	$ 1,152