Quarterly Information (Tables)

12 Months Ended

Dec. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

Summary of Quarterly Information

	2017 Quarters Ended
	Mar 31		Jun 30		Sep 29		Dec 31
Net revenue	$	1,797	$	1,882	$	1,852	$	1,975
Income before allocations to partners	$	197	$	225	$	211	$	239
Income allocated to limited partners per    weighted average $1,000 equivalent limited    partnership unit outstanding	$	27.33	$	31.27	$	29.33	$	33.22

	2016 Quarters Ended
	Mar 25		Jun 24		Sep 30		Dec 31
Net revenue	$	1,561	$	1,660	$	1,683	$	1,653
Income before allocations to partners	$	191	$	208	$	186	$	161
Income allocated to limited partners per    weighted average $1,000 equivalent limited    partnership unit outstanding	$	28.30	$	30.80	$	27.49	$	23.96