Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2020

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities Held and their Related Classifications Under the Fair Value Hierarchy

The following is a summary of assets, liabilities and redeemable noncontrolling interests and their related classifications under the fair value hierarchy:

	December 31, 2020
	Total		(Level 1)		(Level 2)		(Level 3)
Assets
Cash, cash equivalents and restricted cash (1)	$	33,671	$	33,671	$	—	$	—
Marketable securities-short term (2)	—		—		—		—
Marketable securities-long term (2)	—		—		—		—
Total assets	$	33,671	$	33,671	$	—	$	—
Liabilities
Total liabilities	$	—	$	—	$	—	$	—
Temporary equity
Redeemable noncontrolling interests (3)	$	12,500	$	—	$	—	$	12,500
Total temporary equity	$	12,500	$	—	$	—	$	12,500

	December 31, 2019
	Total		(Level 1)		(Level 2)		(Level 3)
Assets
Cash, cash equivalents and restricted cash (1)	$	39,001	$	39,001	$	—	$	—
Marketable securities-short term (2)	11		—		11		—
Marketable securities-long term (2)	—		—		—		—
Total assets	$	39,012	$	39,001	$	11	$	—
Liabilities
Total liabilities	$	—	$	—	$	—	$	—
Temporary Equity
Redeemable noncontrolling interests (3)	$	12,500	$	—	$	—	$	12,500
Total temporary equity	$	12,500	$	—	$	—	$	12,500

________________________________

(1)Cash equivalents primarily included money market funds.

(2)Marketable securities are comprised of municipal bonds, certificates of deposit, corporate bonds, treasury bonds, and mutual funds.

(3)Put arrangements held by the noncontrolling interests in certain of the Company’s joint ventures.

Schedule of Estimated Fair Value of Investments in Marketable Equity Securities

At December 31, 2020, the estimated fair value of investments in marketable equity securities, were as follows:

Balance at December 31, 2019	$	11
Mutual funds purchases	—
Mutual funds sales	(11)
Realized gains (losses)	—
Balance at December 31, 2020	$	—

Schedule of Changes in Fair Value of Level 3

The changes in fair value of the Company’s Level 3 redeemable noncontrolling interests during the year ended December 31, 2020 were as follows:

Balance at December 31, 2019	$	12,500
Fair value adjustment	(344)
Net income attributable to redeemable noncontrolling interests	344
Balance at December 31, 2020	$	12,500