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Investments and other assets - Narrative (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2021 USD ($)
Investments, All Other Investments [Abstract] |
Impairment of other equity investments | $ 1.9

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- Definition Amount of impairment loss on investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714 + Details
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- References No definition available. + Details
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