Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 29, 2024	Mar. 31, 2023
Revenue:
Revenue	$ 3,524	$ 3,025
Interest and dividends	308	276
Other revenue, net	30	58
Total revenue	3,862	3,359
Interest expense	68	74
Net revenue	3,794	3,285
Operating expenses:
Compensation and benefits	2,631	2,247
Communications and data processing	244	201
Occupancy and equipment	158	151
Fund sub-adviser fees	74	64
Professional and consulting fees	43	45
Advertising	42	33
Other operating expenses	135	143
Total operating expenses	3,327	2,884
Income before allocations to partners	467	401
Allocations to partners:
Limited partners	74	68
Profits interests	10	0
Subordinated limited partners	52	45
General partners	331	288
Net Income (Loss) Attributable to Parent, Total	$ 0	$ 0
Income allocated to limited partners per weighted average $1,000 equivalent limited partnership unit outstanding	$ 38.46	$ 36.15
Weighted average $1,000 equivalent limited partnership units outstanding	1,751,675	1,775,839
Total Fee Revenue [Member]
Revenue:
Revenue	$ 3,100	$ 2,685
Asset-based Fee Revenue [Member]
Revenue:
Revenue	2,908	2,501
Account and Activity Fee Revenue [Member]
Revenue:
Revenue	192	184
Trade Revenue [Member]
Revenue:
Revenue	$ 424	$ 340