Investments (Tables)

3 Months Ended

Mar. 31, 2021

Investment Segment

Schedule of Investments [Line Items]

Investments

	March 31,		December 31,
	2021		2020
	(in millions)
Assets
Investments:
Equity securities:
Consumer, non-cyclical	$	2,079	$	1,548
Consumer, cyclical		2,572		2,073
Energy		3,703		2,654
Utilities		658		107
Technology		1,589		1,578
Industrial		194		158
		10,795		8,118
Corporate debt securities		131		121
	$	10,926	$	8,239
Liabilities
Securities sold, not yet purchased, at fair value:
Equity securities:
Consumer, non-cyclical	$	971	$	424
Consumer, cyclical		405		572
Energy		3,091		1,476
Utilities		396		49
	$	4,863	$	2,521

Other Segments and Holding Company

Schedule of Investments [Line Items]

Investments

	March 31,		December 31,
	2021		2020
	(in millions)
Equity method investments	$	108	$	120
Held to maturity debt investments measured at amortized cost		20		20
Other investments measured at fair value		426		534
	$	554	$	674