Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2021

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table presents information about the Company’s financial instruments that are accounted for at fair value on a recurring basis at June 30, 2021 and December 31, 2020 (in thousands):

		Fair Value
	Fair Value Category	June 30, 2021		December 31, 2020
Assets:
Money market funds	Level 1	$	2,064	$	1,010
Short-term investments	Level 2		100,763		104,870
Mutual Funds	Level 1		17,403		15,841

Financial Instruments Measured At Carrying Amount

The following table presents information about the Company’s financial instruments that are not carried at fair value at June 30, 2021 and December 31, 2020 (in thousands):

	June 30, 2021				December 31, 2020
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Liabilities:
2023 Notes		—		—		750,000		756,225
2027 Notes		1,000,000		1,057,500		1,000,000		1,070,000