Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 25, 2020	Sep. 27, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 0	$ 0
Adjustments to reconcile net income to net cash provided by operating activities:
Income before allocations to partners	907	807
Depreciation and amortization	93	84
Changes in assets and liabilities:
Investments segregated under federal regulations	(5,403)	(1,495)
Securities purchased under agreements to resell	(41)	(646)
Net payable to clients	4,949	(12)
Net receivable from brokers, dealers and clearing organizations	4	76
Receivable from mutual funds, insurance companies and other	(68)	(44)
Securities owned	(597)	(103)
Lease right-of-use assets	(30)	(53)
Other assets	42	6
Lease liabilities	31	66
Accrued compensation and employee benefits	54	116
Accounts payable, accrued expenses and other	(78)	(41)
Net cash used in operating activities	(137)	(1,239)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of equipment, property and improvements	(100)	(128)
Cash used in investing activities	(100)	(128)
CASH FLOWS FROM FINANCING ACTIVITIES:
Issuance of partnership interests	50	432
Redemption of partnership interests	(100)	(113)
Distributions from partnership capital	(809)	(731)
Net cash used in financing activities	(859)	(412)
Net decrease in cash, cash equivalents and restricted cash	(1,096)	(1,779)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH:
Beginning of period	8,007	8,737
End of period	$ 6,911	$ 6,958