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Stock Incentive Plans - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Conversion ratio |  |  | 1 |
Unvested restricted common stock |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Awards expected to vest in 2022 (in shares) | 8,202 |  | 8,202 |
Awards expected to vest in 2023 (in shares) | 382,822 |  | 382,822 |
Awards expected to vest in 2024 (in shares) | 443,492 |  | 443,492 |
Awards expected to vest in 2025 (in shares) | 259,345 |  | 259,345 |
Awards expected to vest in 2026 (in shares) | 271,278 |  | 271,278 |
Unrecognized compensation cost | $ 8.6 |  | $ 8.6 |
Unrecognized compensation expense related to compensation awards, period for recognition (in months) |  |  | 30 months |
Compensation expense (reversal) | $ 1.1 | $ 1.0 | $ 3.2 | $ 2.8
Number of shares, granted (in shares) |  |  | 438,070 |
Unvested restricted common stock | Executive Officers |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Compensation expense (reversal) |  |  | $ (0.2) |
Unvested restricted common stock | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period (in years) |  |  | 3 years |
Unvested restricted common stock | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period (in years) |  |  | 5 years |
Shares related to unvested PSUs |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Awards expected to vest in 2023 (in shares) | 296,596 |  | 296,596 |
Awards expected to vest in 2024 (in shares) | 294,445 |  | 294,445 |
Awards expected to vest in 2025 (in shares) | 321,078 |  | 321,078 |
Awards expected to vest in 2027 (in shares) | 34,934 |  | 34,934 |
Unrecognized compensation cost | $ 4.5 |  | $ 4.5 |
Unrecognized compensation expense related to compensation awards, period for recognition (in months) |  |  | 28 months |
Compensation expense (reversal) | $ 0.7 | 0.8 | $ 1.6 | 2.2
Performance period (in years) |  |  | 3 years |
Percentage of target award of maximum possible payout to executives (as a percent) |  |  | 150.00% |
Number of units earned if total stockholder return is negative (as a percent) |  |  | 100.00% |
Number of shares, granted (in shares) |  |  | 407,570 |
Shares related to unvested PSUs | Executive Officers |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Compensation expense (reversal) |  |  | $ 0.5 |
Total shareholder return (as a percent) |  |  | 50.00% |
Hotel market share (as a percent) |  |  | 50.00% |
Percentage of total stockholder return for payout of shares (as a percent) |  |  | 30.00% |
Maximum possible payout to executive officer as percentage of the target award (as a percent) |  |  | 150.00% |
Number of shares, granted (in shares) |  |  | 407,570 |
Shares related to unvested PSUs | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period (in years) |  |  | 3 years |
Performance period (in years) |  |  | 3 years |
Shares related to unvested PSUs | Minimum | Executive Officers |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Percentage of total stockholder return for payout of shares |  |  | 75.00% |
Percentage of total stockholder return for payout of shares (as a percent) |  |  | 75.00% |
Shares related to unvested PSUs | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period (in years) |  |  | 5 years |
Performance period (in years) |  |  | 5 years |
Percentage of total stockholder return for payout of shares |  |  | 30.00% |
Long-term Incentive Plan Unit |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Awards expected to vest in 2023 (in shares) | 41,183 |  | 41,183 |
Awards expected to vest in 2024 (in shares) | 14,217 |  | 14,217 |
Awards expected to vest in 2025 (in shares) | 14,217 |  | 14,217 |
Awards expected to vest in 2026 (in shares) | 14,217 |  | 14,217 |
Awards expected to vest in 2027 (in shares) | 14,216 |  | 14,216 |
Unrecognized compensation cost | $ 0.7 |  | $ 0.7 |
Unrecognized compensation expense related to compensation awards, period for recognition (in months) |  |  | 50 months |
Compensation expense (reversal) | $ 0.1 | $ 0.3 | $ 0.4 | $ 0.8
Number of shares, granted (in shares) |  |  | 71,084 |
2016 Equity Incentive Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock option and incentive plan, shares authorized (up to) (in shares) | 6,082,664 |  | 6,082,664 |
Number of shares issued or committed to issue (in shares) | 5,135,195 |  | 5,135,195 |

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