Summary of Significant Accounting Policies - Narrative (Details) $ in Thousands	3 Months Ended
Mar. 31, 2019 USD ($) facility	Mar. 31, 2018 USD ($)
Real Estate Properties [Line Items]
Number of living facilities \| facility	202
Tenant reimbursements		$ 2,968
Real estate taxes	$ 826	$ 2,968
Remaining contractual payments as lessee	$ 100
Independent Living Facilities Owned and Operated by Company
Real Estate Properties [Line Items]
Number of living facilities \| facility	3

Tenant Reimbursement Revenue

No definition available.

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Namespace Prefix:	ctre_
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Balance Type:	credit
Period Type:	duration

- Definition

Amount of lessee's undiscounted obligation for lease payments for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

A tax based on the assessed value of real estate by the local government. The tax is usually based on the value of property (including the land).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6419918&loc=d3e35301-107843

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Namespace Prefix:
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Balance Type:
Period Type: