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Long-Term Compensation - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Shares available under the Stock Incentive Plan | 3,300,000 |  |
Amortization related to restricted stock/Unit awards and LTIP Unit Awards | $ 12,931 | $ 8,376 | $ 7,586
Share-based Payment Arrangement, Amount Capitalized | 2,030 | 870 | 472
Unrecognized compensation related to unvested Performance Awards | $ 12,741 |  |
Weighted average period of unrecognized compensation expected to be recognized | 10 months 6 days |  |
Matching contributions in 401(k)/profit sharing plan | $ 977 | $ 926 | $ 688
Management | Performance Awards/Performance Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Performance Units/RLP Unit Awards issued | 59,263 | 36,064 | 179,288
Fair Value of Performance Awards/Service Awards issued | $ 7,883 | $ 2,527 | $ 2,381
Management | Performance RLP Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Performance Units/RLP Unit Awards issued | 322,477 | 166,942 |
Management | Service Awards/Service Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Performance Units/RLP Unit Awards issued | 80,387 | 109,353 | 227,059
Fair Value of Performance Awards/Service Awards issued | $ 8,641 | $ 7,627 | $ 6,558
Vesting period of Awards issued | 3 years |  |
Management | Service RLP Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Performance Units/RLP Unit Awards issued | 119,596 | 112,428 |
Director | Service Awards/Service Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period of Awards issued | 1 year |  |

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