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Significant equity transactions, mergers and acquisitions and investments - Local Services Holdco (Details) - Local Services Holdco ¥ in Millions, $ in Millions | 1 Months Ended
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Jan. 31, 2021 USD ($) | May 31, 2020 USD ($) | May 31, 2020 CNY (¥)
Equity transactions, mergers and acquisitions and investments |  |  |
Cash consideration for additional equity interest acquired | $ 1,500 | $ 450 | ¥ 3,197
Increase in noncontrolling interests |  |  | ¥ 467
Equity interest held (as a percentage) | 73.00% | 73.00% | 73.00%

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- Definition Percentage of voting equity interests acquired in a business combination achieved in stages, including equity interests in the acquiree held by the acquirer immediately before the acquisition date and acquired at the acquisition date. + References No definition available. + Details
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