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Short-Term and Long-Term Investments (Tables)

6 Months Ended

Jun. 30, 2022

Investments, Debt and Equity Securities [Abstract]

Summary of Investment

Details of our investments are as follows (in thousands):

		June 30, 2022
		Cash and Cash Equivalents				Short-Term Investments				Long-Term Investment
Measured at fair value:
Available-for-sale debt securities:
Money market funds		$	119,736			$	—			$	—
U.S. Treasury Obligations			—				19,921				—
Failed Auction Security			—				—				2,552
Total			119,736				19,921				2,552
Other measurement basis:
Cash on hand			67,941				—				—
Total		$	187,677			$	19,921			$	2,552

		December 31, 2021
		Cash and Cash Equivalents				Short-Term Investments				Long- Term Investment
Measured at fair value:
Available-for-sale debt securities:
Money market funds		$	94,282			$	—			$	—
U.S. Treasury Obligations			—				45,215				—
Failed Auction Security			—				—				2,639
Total			94,282				45,215				2,639
Other measurement basis:
Cash on hand			88,136				—				—
Total		$	182,418			$	45,215			$	2,639

Summary of Available-for-Sale Securities

The following is a summary of the available-for-sale securities (in thousands):

June 30, 2022		Cost				Gross Unrealized Gains				Gross Unrealized Losses				Estimated Fair Value
U.S. Treasury Obligations		$	20,083			$	—			$	162			$	19,921
Failed Auction Security			3,000				—				448				2,552

December 31, 2021		Cost				Gross Unrealized Gains				Gross Unrealized Losses				Estimated Fair Value
U.S. Treasury Obligations		$	45,238			$	—			$	23			$	45,215
Failed Auction Security			3,000				—				361				2,639

Cost and Estimated Fair Value of Failed Auction Security by Contractual Maturities

The amortized cost and estimated fair value of the available-for-sale securities on June 30, 2022, by type and contractual maturities, are shown below (in thousands):

		Cost				Estimated Fair Value
U.S. Treasury Obligations:
Maturities greater than three months but less than one year		$	20,083			$	19,921

		Cost				Estimated Fair Value
Failed Auction Security:
Due in twenty years		$	3,000			$	2,552

X

- Definition

Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-URI https://asc.fasb.org/topic&trid=2196928

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