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Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2020
Equity [Abstract] |
Reclassification out of Accumulated Other Comprehensive Loss (Income) | The following table summarizes the changes in accumulated balances of other comprehensive loss (income), net of tax, for the years ended December 31, 2020, 2019, and 2018 (in thousands):
| Unrealized Gains (Losses) on Investments |  | Foreign Currency Translation |  | Total
Balance as of January 1, 2018 | $ | — |  |  | $ | (29,090) |  |  | $ | (29,090) |
Other comprehensive loss before reclassifications | (1,418) |  |  | (15,471) |  |  | (16,889) |
Net current period other comprehensive loss | (1,418) |  |  | (15,471) |  |  | (16,889) |
Balance as of December 31, 2018 | $ | (1,418) |  |  | $ | (44,561) |  |  | $ | (45,979) |
Other comprehensive income (loss) before reclassifications | 1,143 |  |  | (1,626) |  |  | (483) |
Net current period other comprehensive income (loss) | 1,143 |  |  | (1,626) |  |  | (483) |
Balance as of December 31, 2019 | $ | (275) |  |  | $ | (46,187) |  |  | $ | (46,462) |
Other comprehensive income (loss) before reclassifications | 558 |  |  | (8,902) |  |  | (8,344) |
Net current period other comprehensive income (loss) | 558 |  |  | (8,902) |  |  | (8,344) |
Balance as of December 31, 2020 | $ | 283 |  |  | $ | (55,089) |  |  | $ | (54,806) |
Reclassification out of Accumulated Other Comprehensive Loss | The following table provides details about reclassifications out of accumulated other comprehensive loss for the years ended December 31, 2020, 2019, and 2018.
Details about Accumulated Other Comprehensive Loss Components | Amount Reclassified from Accumulated Other Comprehensive Loss |  | Affected Line Item in the Statements of Operations
|  | For the years ending December 31, |  |
|  | 2020 |  | 2019 |  |  |  | 2018 |  |
Unrealized loss on available-for-sale investments |  | $ | 698 |  |  | $ | — |  |  |  |  | $ | — |  |  | Loss on investments, net
|  | 698 |  |  | — |  |  |  |  | — |  |  | Income before income taxes
|  | — |  |  | — |  |  |  |  | — |  |  | Income tax expense
Total reclassifications for the period |  | $ | 698 |  |  | $ | — |  |  |  |  | $ | — |  |  | Net Income

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- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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