Fair Value Measurements (Details) - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Convertible Debt
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Other-than-temporary impairment losses	$ 0	$ 0
Credit losses	0	0
Money market funds
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Money market funds	77,309,000	86,095,000
Level 1 \| Money market funds
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Money market funds	77,309,000	86,095,000
Level 2 \| Money market funds
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Money market funds	0	0
Level 3 \| Money market funds
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Money market funds	$ 0	$ 0

Amount of unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

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- Definition

Amount of writeoff of allowance for credit loss on 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/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
-Paragraph 9
-Subparagraph (g)
-URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455

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- References

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