Summary of Significant Accounting Policies - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Accounting Policies [Abstract]
Gross real estate taxes offset to rental income	$ 0.8	$ 0.8

Real Estate Taxes, Paid, Offset To Rental Income, Gross

No definition available.

Name:	ctre_RealEstateTaxesPaidOffsetToRentalIncomeGross
Namespace Prefix:	ctre_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration