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Goodwill and Intangible Assets, Net - Impairment Testing (Details) |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Oct. 31, 2020 reportingUnit | May 31, 2020 reportingUnit | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Mar. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Jun. 30, 2021 USD ($) reportingUnit | Jun. 30, 2020 USD ($) | Dec. 31, 2020 USD ($)
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Number of reporting units for goodwill testing | reportingUnit | 2 | 2 |  |  |  |  | 3 |  |
Goodwill impairment |  |  | $ 0 | $ 215,100,000 | $ 0 | $ 199,800,000 | $ 0 | $ 215,100,000 |
Number of reporting units, fair value in excess of carrying amount | reportingUnit | 1 | 1 |  |  |  |  |  |  |
Goodwill |  |  | $ 349,009,000 | $ 348,990,000 |  | $ 566,359,000 | $ 349,009,000 | $ 348,990,000 | $ 349,029,000
Valuation, Income Approach |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  | $ 214,300,000

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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