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

6 Months Ended

Jun. 30, 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
	June 30,		December 31,
	2021		2020
	(In thousands)
Marketable investment securities:
Current marketable investment securities:
Strategic - available-for-sale	$	194	$	195
Other		1,152,609		362,758
Total current marketable investment securities		1,152,803		362,953
Restricted marketable investment securities (1)		11,495		24,467
Total marketable investment securities		1,164,298		387,420
Restricted cash and cash equivalents (1)		234,857		83,902
Other investment securities:
Other investment securities		153,945		149,706
Total other investment securities		153,945		149,706
Total marketable investment securities, restricted cash and cash equivalents, and other investment securities	$	1,553,100	$	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 Condensed Consolidated Balance Sheets.

Schedule of fair value measurements

	As of
	June 30, 2021								December 31, 2020
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
	(In thousands)
Cash equivalents (including restricted)	$	3,832,744	$	324,976	$	3,507,768	$	—	$	3,330,296	$	363,123	$	2,967,173	$	—
Debt securities (including restricted):
U.S. Treasury and agency securities	$	—	$	—	$	—	$	—	$	65,992	$	65,992	$	—	$	—
Commercial paper		915,910		—		915,910		—		298,435		—		298,435		—
Corporate securities		246,819		—		246,819		—		22,552		—		22,552		—
Other		1,569		—		1,375		194		441		—		246		195
Total	$	1,164,298	$	—	$	1,164,104	$	194	$	387,420	$	65,992	$	321,233	$	195

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

	For the Three Months Ended				For the Six Months Ended
	June 30,				June 30,
Other, net:	2021		2020		2021		2020
	(In thousands)
Marketable investment securities - realized and unrealized gains (losses)	$	1	$	32	$	318	$	90
Derivative instruments - net realized and/or unrealized gains (losses)		(7,000)		—		(11,000)		—
Costs related to early redemption of debt		(987)		—		(3,587)		—
Equity in earnings (losses) of affiliates		716		(264)		1,533		603
Other		60		248		265		915
Total	$	(7,210)	$	16	$	(12,471)	$	1,608