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

3 Months Ended

Mar. 31, 2022

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
	March 31,		December 31,
	2022		2021
	(In thousands)
Marketable investment securities:
Current marketable investment securities	$	336,968	$	1,670,739
Restricted marketable investment securities (1)		—		—
Total marketable investment securities		336,968		1,670,739
Restricted cash and cash equivalents (1)		54,896		55,027
Other investment securities:
Other investment securities		90,286		99,606
Total other investment securities		90,286		99,606
Total marketable investment securities, restricted cash and cash equivalents, and other investment securities	$	482,150	$	1,825,372

(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 investments measured at fair value on a recurring basis

	As of
	March 31, 2022								December 31, 2021
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
	(In thousands)
Cash equivalents (including restricted)	$	1,732,870	$	167,670	$	1,565,200	$	—	$	1,404,505	$	60,085	$	1,344,420	$	—
Debt securities (including restricted):
Commercial paper	$	223,627	$	—	$	223,627	$	—	$	1,413,134	$	—	$	1,413,134	$	—
Corporate securities		113,067		—		113,067		—		254,631		—		254,631		—
Other		274		—		274		—		2,974		—		2,974		—
Total	$	336,968	$	—	$	336,968	$	—	$	1,670,739	$	—	$	1,670,739	$	—

Gains and Losses on Sales and Changes in Carrying Amounts of Investments

	For the Three Months Ended
	March 31,
Other, net:	2022		2021
	(In thousands)
Costs related to early redemption of debt	$	(6)	$	(2,600)
Equity in earnings (losses) of affiliates		679		903
Other		117		189
Total	$	790	$	(1,508)