Consolidated Statements of Financial Condition (Unaudited) - USD ($) $ in Millions	Sep. 24, 2021	Dec. 31, 2020
ASSETS:
Cash and cash equivalents	$ 1,731	$ 1,125
Cash and investments segregated under federal regulations	17,691	17,918
Securities purchased under agreements to resell	1,500	1,714
Receivables from:
Clients	4,083	3,504
Mutual funds, insurance companies and other	817	818
Brokers, dealers and clearing organizations	258	223
Securities owned, at fair value:
Investment securities	734	1,302
Inventory securities	24	32
Lease right-of-use assets	924	915
Equipment, property and improvements, at cost, net of accumulated depreciation and amortization	656	620
Other assets	130	149
TOTAL ASSETS	28,548	28,320
Payables to:
Clients	21,283	21,241
Brokers, dealers and clearing organizations	82	96
Accrued compensation and employee benefits	2,259	2,104
Lease liabilities	948	938
Accounts payable, accrued expenses and other	283	352
Total liabilities before partnership capital	24,855	24,731
Contingencies (Note 7)
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	3,376	3,075
Reserve for anticipated withdrawals	317	514
Total partnership capital subject to mandatory redemption	3,693	3,589
TOTAL LIABILITIES	28,548	28,320
Limited Partnership Capital [Member]
Payables to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	1,228	1,237
Subordinated Limited Partnership Capital [Member]
Payables to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	581	538
General Partnership Capital [Member]
Payables to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	$ 1,567	$ 1,300