Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investment Securities (Tables)

12 Months Ended

Dec. 31, 2021

Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investment Securities

Schedule of marketable investment securities, restricted cash and cash equivalents, and other investment securities

	As of December 31,
	2021		2020
	(In thousands)
Marketable investment securities:
Current marketable investment securities:
Strategic - available-for-sale	$	152	$	195
Strategic - trading/equity		1,895		—
Other		2,973,471		362,758
Total current marketable investment securities		2,975,518		362,953
Restricted marketable investment securities (1)		28,696		24,467
Total marketable investment securities		3,004,214		387,420
Restricted cash and cash equivalents (1)		5,306,072		83,902
Other investment securities:
Other investment securities		150,941		149,706
Total other investment securities		150,941		149,706
Total marketable investment securities, restricted cash and cash equivalents, and other investment securities	$	8,461,227	$	621,028

(1) Restricted marketable investment securities and restricted cash and cash equivalents are included in “Restricted cash, cash equivalents and marketable investment securities” on our Consolidated Balance Sheets.

Schedule of fair value measurements

	As of December 31,
	2021								2020
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
	(In thousands)
Cash equivalents (including restricted)	$	7,592,696	$	83,302	$	7,509,394	$	—	$	3,330,296	$	363,123	$	2,967,173	$	—
Debt securities (including restricted):
U.S. Treasury and agency securities	$	—	$	—	$	—	$	—	$	65,992	$	65,992	$	—	$	—
Commercial paper		2,533,875		—		2,533,875		—		298,435		—		298,435		—
Corporate securities		462,999		—		462,999		—		22,552		—		22,552		—
Other		5,445		—		5,293		152		441		—		246		195
Equity securities		1,895		1,895		—		—		—		—		—		—
Total	$	3,004,214	$	1,895	$	3,002,167	$	152	$	387,420	$	65,992	$	321,233	$	195

Schedule of gains and losses on sales and changes in carrying amounts of investments

	For the Years Ended December 31,
Other, net:	2021		2020		2019
	(In thousands)
Marketable investment securities - realized and unrealized gains (losses)	$	(3,137)	$	178	$	4,604
Derivative instruments - net realized and/or unrealized gains (losses)		(13,000)		(22,000)		—
Costs related to early redemption of debt		(3,587)		—		(483)
Equity in earnings (losses) of affiliates		(1,051)		410		(3,714)
Other (Note 6)		41,332		1,248		11,117
Total	$	20,557	$	(20,164)	$	11,524