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Goodwill and Intangible Assets - Finite-lived and Indefinite-lived Intangibe Assets (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2019
Finite Lived Intangible Assets [Line Items] |  |
Weighted-Average Amortization Period (in months) | 64 months | 58 months
Accumulated Amortization | $ (40,131) | $ (34,664)
Net Carrying Amount | 55,922 |
Indefinite-lived trade name | 3,600 | 3,600
Foreign currency translation adjustment | (396) | (398)
Total intangible assets, gross carrying amount | 99,653 | 69,331
Intangible assets, net | $ 59,522 | $ 34,667
Developed technologies and content library |  |
Finite Lived Intangible Assets [Line Items] |  |
Weighted-Average Amortization Period (in months) | 72 months | 66 months
Gross Carrying Amount | $ 66,628 | $ 43,268
Accumulated Amortization | (22,147) | (18,395)
Net Carrying Amount | $ 44,481 | $ 24,873
Customer lists |  |
Finite Lived Intangible Assets [Line Items] |  |
Weighted-Average Amortization Period (in months) | 47 months | 47 months
Gross Carrying Amount | $ 16,190 | $ 9,970
Accumulated Amortization | (9,000) | (8,210)
Net Carrying Amount | $ 7,190 | $ 1,760
Trade and domain names |  |
Finite Lived Intangible Assets [Line Items] |  |
Weighted-Average Amortization Period (in months) | 44 months | 46 months
Gross Carrying Amount | $ 11,613 | $ 10,873
Accumulated Amortization | (7,046) | (6,169)
Net Carrying Amount | $ 4,567 | $ 4,704
Non-compete agreements |  |
Finite Lived Intangible Assets [Line Items] |  |
Weighted-Average Amortization Period (in months) | 31 months | 31 months
Gross Carrying Amount | $ 2,018 | $ 2,018
Accumulated Amortization | (1,938) | (1,890)
Net Carrying Amount | $ 80 | $ 128

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- Definition Finite Lived And Indefinite Lived Intangible Assets, Foreign Currency Translation Gain (Loss) + References No definition available. + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trade name to gain or protect exclusive use thereof for a projected indefinite period of benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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