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Basis of Presentation - Subsidiaries (Details)	Sep. 30, 2018
Accounting Policies [Abstract]
Percentage of owned subsidiaries	100.00%

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

X

- References

No definition available.

+ Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration