Investments (Tables)

12 Months Ended

Dec. 31, 2021

Investments, Debt and Equity Securities [Abstract]

Summary of Securities without Readily Determinable Fair Value

The following table summarizes the gross unrealized gains and losses and estimated fair values for the Company’s securities without a readily determinable fair value (in thousands). These equity securities are included within ‘Long-term investments’ in the Consolidated Balance Sheets.

	Cost		Impairment		Adjustments		Reported Amount
December 31, 2021
Equity securities	$	17,156	$	(16,677)	$	(479)	$	—
Total	$	17,156	$	(16,677)	$	(479)	$	—
December 31, 2020
Equity securities	$	50,384	$	(19,605)	$	(479)	$	30,300
Total	$	50,384	$	(19,605)	$	(479)	$	30,300

Unrealized Gain (Loss) on Investments

The following table summarizes the gross unrealized gains and losses and fair values for short-term investments accounted for at fair value under the fair value option, with the unrealized gains and losses reported within earnings on the Statement of Operations (in thousands):

	Initial Book Value		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
December 31, 2021
Investment in Consensus (equity securities)	$	(69,290)	$	298,490	$	—	$	229,200
Total	$	(69,290)	$	298,490	$	—	$	229,200

Summary of Available-for-sale Investments

The following table summarizes the gross unrealized gains and losses and fair values for investments classified as available-for-sale (in thousands):

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
December 31, 2020
Corporate debt securities	$	511	$	152	$	—	$	663
Total	$	511	$	152	$	—	$	663

Available-for-Sale Securities Classified by Contractual Maturity Date

The following table summarizes the Company’s corporate debt securities designated as available-for-sale, classified by the contractual maturity date of the security (in thousands):

	December 31, 2021		December 31, 2020
Due within 1 year	$	—	$	663
Due within more than 1 year but less than 5 years	—		—
Due within more than 5 years but less than 10 years	—		—
Due 10 years or after	—		—
Total	$	—	$	663

Fair Value of Available-for-sale Investments in Unrealized Loss Position

There were no investments in an unrealized loss position as of December 31, 2021 or December 31, 2020.

Carrying Amount for Equity Method Investment

The following table discloses the carrying amount for the Company’s equity method investment (in thousands). These equity securities are included within ‘Long-term investments’ in the Consolidated Balance Sheets.

	December 31, 2021		December 31, 2020
Equity securities	$	122,593	$	67,195
Maximum exposure to loss	$	122,593	$	67,195