Receivables and Revenue (Tables)

3 Months Ended

Mar. 29, 2024

Revenue from Contract with Customer [Abstract]

Schedule of Partnership's Disaggregated Revenue

The following table shows the Partnership's disaggregated revenue information. See Note 8 for segment information.

	Three Months Ended March 29, 2024						Three Months Ended March 31, 2023
	U.S.		Canada		Total		U.S.		Canada		Total
Fee revenue:
Asset-based fee revenue:
Advisory programs fees	$	2,146	$	44	$	2,190	$	1,810	$	37	$	1,847
Service fees		367		25		392		336		25		361
Cash solutions fees		150		—		150		135		—		135
Other asset-based fees		176		—		176		158		—		158
Total asset-based fee revenue		2,839		69		2,908		2,439		62		2,501
Account and activity fee revenue:
Shareholder accounting services    fees		116		—		116		115		—		115
Other account and activity fee    revenue		72		4		76		66		3		69
Total account and activity fee    revenue		188		4		192		181		3		184
Total fee revenue		3,027		73		3,100		2,620		65		2,685
Trade revenue:
Commissions		358		12		370		278		10		288
Principal transactions		51		3		54		50		2		52
Total trade revenue		409		15		424		328		12		340
Total revenue from customers		3,436		88		3,524		2,948		77		3,025
Net interest and dividends and other   revenue		252		18		270		242		18		260
Net revenue	$	3,688	$	106	$	3,794	$	3,190	$	95	$	3,285