Fair Value Measurements (Details 1) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Fair Value
Cash and Cash Equivalents	$ 18,834	$ 64,065
Debt Securities, Available-for-Sale, Current	117,369
Short-term Investments		22,678
Total Cash and Cash Equivalents and Investments	136,203	86,743
Fair Value, Level 1
Fair Value
Cash and Cash Equivalents	18,834	64,065
Debt Securities, Available-for-Sale, Current	97,599
Short-term Investments		7,561
Total Cash and Cash Equivalents and Investments	116,433	71,626
Fair Value, Level 2
Fair Value
Cash and Cash Equivalents	0	0
Debt Securities, Available-for-Sale, Current	19,770
Short-term Investments		15,117
Total Cash and Cash Equivalents and Investments	19,770	15,117
Fair Value, Level 3
Fair Value
Cash and Cash Equivalents	0	0
Debt Securities, Available-for-Sale, Current	0
Short-term Investments		0
Total Cash and Cash Equivalents and Investments	$ 0	$ 0

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124260329&loc=d3e26626-111562

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

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