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Stock Incentive Plans - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |  | 3 Months Ended
--- | --- | ---
Feb. 22, 2022 | Mar. 31, 2022 | Mar. 31, 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 |
Awards expected to vest in 2023 (in shares) |  | 395,532 |
Awards expected to vest in 2024 (in shares) |  | 461,677 |
Awards expected to vest in 2025 (in shares) |  | 260,114 |
Awards expected to vest in 2026 (in shares) |  | 271,278 |
Unrecognized compensation cost |  | $ 11.1 |
Unrecognized compensation expense related to compensation awards, period for recognition (in months) |  | 34 months |
Compensation expense (reversal) |  | $ 0.8 | $ 0.8
Number of shares, granted (in shares) |  | 425,731 |
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] |  |  |
Award vesting period (in years) |  | 3 years |
Awards expected to vest in 2022 (in shares) |  | 296,596 |
Awards expected to vest in 2023 (in shares) |  | 294,445 |
Awards expected to vest in 2024 (in shares) |  | 286,144 |
Unrecognized compensation cost |  | $ 5.3 |
Unrecognized compensation expense related to compensation awards, period for recognition (in months) |  | 27 months |
Compensation expense (reversal) |  | $ 0.2 | 0.7
Performance period (in years) |  | 3 years |
Percentage of target award of maximum possible payout to executives |  | 150.00% |
Number of units earned if total stockholder return is negative |  | 100.00% |
Number of shares, granted (in shares) |  | 337,702 |
Fair value at grant date (in dollars per share) | $ 9.84 |  |
Volatility | 71.40% |  |
Risk-free rate | 1.74% |  |
Fair value at grant date based on hotel market share (in dollars per share) | $ 9.56 |  |
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 |  | 50.00% |
Hotel market share |  | 50.00% |
Percentage of total stockholder return for payout of shares |  | 30.00% |
Maximum possible payout to executive officer as percentage of the target award |  | 150.00% |
Number of shares, granted (in shares) | 337,702 |  |
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 |  | 75.00% |
Shares related to unvested PSUs | Maximum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
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) |  | 26,966 |
Unrecognized compensation cost |  | $ 0.2 |
Unrecognized compensation expense related to compensation awards, period for recognition (in months) |  | 11 months |
Compensation expense (reversal) |  | $ 0.2 | $ 0.3
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 |
Number of shares issued or committed to issue (in shares) |  | 4,965,407 |

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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