Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 28, 2025	Mar. 29, 2024
Revenue:
Revenue	$ 3,923	$ 3,524
Interest and dividends	270	308
Other revenue, net	25	30
Total revenue	4,218	3,862
Interest expense	51	68
Net revenue	4,167	3,794
Operating expenses:
Compensation and benefits	2,890	2,631
Communications and data processing	267	244
Occupancy and equipment	163	158
Fund sub-adviser fees	84	74
Professional and consulting fees	61	43
Advertising	39	42
Other operating expenses	150	135
Total operating expenses	3,654	3,327
Income before allocations	513	467
Allocations to partners:
Limited partners	71	74
Profits interests	17	10
Subordinated limited partners	56	52
General partners	369	331
Net Income (Loss) Attributable to Parent, Total	$ 0	$ 0
Income allocated to limited partners per weighted average $1,000 equivalent limited partnership unit outstanding	$ 38.89	$ 38.46
Weighted average $1,000 equivalent limited partnership units outstanding	1,736,683	1,751,675
Total Fee Revenue [Member]
Revenue:
Revenue	$ 3,480	$ 3,100
Asset-based Fee Revenue [Member]
Revenue:
Revenue	3,294	2,908
Account and Activity Fee Revenue [Member]
Revenue:
Revenue	186	192
Trade Revenue [Member]
Revenue:
Revenue	$ 443	$ 424