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Redeemable Preferred Stock - Narrative (Details) $ / shares in Units, $ in Millions |  |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
May 17, 2021 $ / shares shares | Aug. 31, 2017 USD ($) $ / shares shares | Mar. 31, 2021 USD ($) | Sep. 30, 2021 lease_renewal_option $ / shares shares | Jan. 27, 2021 $ / shares | Dec. 31, 2020 $ / shares shares
Temporary Equity [Line Items] |  |  |  |  |  |
Proceeds from issuance of preferred shares | $ |  |  | $ 248.3 |  |  |
Common stock, par value (in USD per share) | $ / shares |  |  |  | $ 0.01 | $ 0.01 | $ 0.01
Preferred stock, shares outstanding (shares) | shares |  |  |  | 0 |  | 0
Conversion of Series A Preferred Stock into Common Stock |  |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |  |
Common stock, par value (in USD per share) | $ / shares | $ 0.01 |  |  |  |  |
Series A Preferred Stock |  |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |  |
Preferred stock dividend rate (percent) |  |  |  | 10.00% |  |
Trading days | lease_renewal_option |  |  |  | 20 |  |
Consecutive trading days | lease_renewal_option |  |  |  | 30 |  |
Threshold share price (in USD per share) | $ / shares |  |  |  | $ 42.00 |  |
Preferred stock, shares outstanding (shares) | shares | 0 |  |  |  |  |
Common Stock | Conversion of Series A Preferred Stock into Common Stock |  |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |  |
Shares of common stock issued in conversion (shares) | shares | 22,609,000 |  |  |  |  |
Bain Capital Private Equity, L.P. | Series A Preferred Stock |  |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |  |
Stock issued during period (shares) | shares |  | 310,000 |  |  |  |
Purchase price per share (in USD per share) | $ / shares |  | $ 1,000 |  |  |  |
Proceeds from issuance of preferred shares | $ |  | $ 310.0 |  |  |  |

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