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Investments - (Details) $ in Thousands | Sep. 30, 2019 USD ($)
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Investments |
Amortized Cost | $ 174,205
Gross Unrealized Gain | 21
Gross Unrealized Loss | (79)
Estimated Fair Value | 174,147
U.S. treasury securities |
Investments |
Amortized Cost | 19,982
Gross Unrealized Gain | 1
Estimated Fair Value | 19,983
Agency bonds |
Investments |
Amortized Cost | 47,178
Gross Unrealized Loss | (17)
Estimated Fair Value | 47,161
Corporate bonds |
Investments |
Amortized Cost | 107,045
Gross Unrealized Gain | 20
Gross Unrealized Loss | (62)
Estimated Fair Value | $ 107,003

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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=82897076&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=82897076&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=82897076&loc=d3e27161-111563 + Details
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