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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares | Jun. 30, 2022 | Dec. 31, 2021
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Statement of Financial Position [Abstract] |  |
Common shares, par value | $ 0.0005 | $ 0.0005
Common shares, shares authorized | 2,000,000,000.0 | 2,000,000,000.0
Common shares, shares outstanding | 97,800,000 | 100,800,000
Treasury stock shares, at cost | 10,000,000.0 | 10,000,000.0

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