Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2021

Accounting Policies [Abstract]

Schedule of Cash and Cash Equivalents

The following table reconciles cash, cash equivalents and restricted cash reported in our consolidated balance sheets to the total amount presented in our consolidated statements of cash flows:

	June 30, 2021		December 31, 2020
	(in millions)
Cash and cash equivalents	$	5,464	$	3,363
Restricted cash and cash equivalents	2,541		772
Restricted cash included within long-term investments and other assets	—		3
Total cash, cash equivalents and restricted cash and cash equivalents in the consolidated statement of cash flow	$	8,005	$	4,138

Schedule of Restrictions on Cash and Cash Equivalents

The following table reconciles cash, cash equivalents and restricted cash reported in our consolidated balance sheets to the total amount presented in our consolidated statements of cash flows:

	June 30, 2021		December 31, 2020
	(in millions)
Cash and cash equivalents	$	5,464	$	3,363
Restricted cash and cash equivalents	2,541		772
Restricted cash included within long-term investments and other assets	—		3
Total cash, cash equivalents and restricted cash and cash equivalents in the consolidated statement of cash flow	$	8,005	$	4,138