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Fair Value Measurements and Available for Sale Investments - Schedule of Available for sale Investments by Security Type (Details) $ in Thousands | Sep. 30, 2020 USD ($)
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Available-for-sale Investments, Amortized Cost | $ 93,120
Available-for-sale Investments, Gross Unrealized Gains | 302
Available-for-sale Investments, Gross Unrealized Losses | 0
Available-for-sale Investments, Total Fair Value | 93,422
U.S. Treasury and agency securities |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Available-for-sale Investments, Amortized Cost | 35,194
Available-for-sale Investments, Gross Unrealized Gains | 0
Available-for-sale Investments, Gross Unrealized Losses | 0
Available-for-sale Investments, Total Fair Value | 35,194
Commercial paper |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Available-for-sale Investments, Amortized Cost | 5,580
Available-for-sale Investments, Gross Unrealized Gains | 0
Available-for-sale Investments, Gross Unrealized Losses | 0
Available-for-sale Investments, Total Fair Value | 5,580
Corporate debt securities |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Available-for-sale Investments, Amortized Cost | 52,346
Available-for-sale Investments, Gross Unrealized Gains | 302
Available-for-sale Investments, Gross Unrealized Losses | 0
Available-for-sale Investments, Total Fair Value | $ 52,648

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
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- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
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- Definition Amortized cost 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/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118942338&loc=SL82898722-210454 + Details
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