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v3.19.3.a.u2

Description of the Business and Summary of Significant Accounting Policies - Subsidiaries (Details) | 12 Months Ended |
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Dec. 31, 2018 | Dec. 31, 2019
Description of the Business and Summary of Significant Accounting Policies |  |
Percentage of owned subsidiaries |  | 100.00%
Exchange ratio | 1 |

X
- Definition Represents the information pertaining to the exchange ratio of the operating partnership units. + References No definition available. + Details
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Namespace Prefix: | rhp_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percent of subsidiary owned by parent company. + References No definition available. + Details
Name: | rhp_PercentOwnedSubsidiaries
Namespace Prefix: | rhp_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration