Organization - Additional Information (Detail) $ in Millions		12 Months Ended
	Jun. 01, 2014 company	Dec. 31, 2015 USD ($) bed	Dec. 31, 2015 real_estate_investment	Dec. 31, 2015 property	Dec. 31, 2015 unit	Dec. 31, 2015 facility	Dec. 31, 2015 lease
Real Estate Properties [Line Items]
Date of incorporation		Oct. 29, 2013
Number of other real estate investments | real_estate_investment			1
Preferred equity investment | $		$ 8.5
Ensign [Member]
Real Estate Properties [Line Items]
Number of publicly traded companies into which Ensign split after the Spin-Off | company	2
Ensign for CareTrust share exchange ratio to affect the Spin-Off	1
Number of long-term leases | lease							8
Skilled Nursing, Assisted Living and Independent Living Facilities [Member] | Assets Leased to Ensign [Member]
Real Estate Properties [Line Items]
Number of living facilities | facility						119
Number of units available in living facilities | bed		12,144
Skilled Nursing, Assisted Living and Independent Living Facilities [Member] | Assets Leased to Ensign [Member] | Ensign [Member]
Real Estate Properties [Line Items]
Number of living facilities				94		94
Number of units available in living facilities | bed		10,121
Independent Living Facilities Owned and Operated by Company [Member]
Real Estate Properties [Line Items]
Number of living facilities | facility						3
Number of units available in living facilities | unit					264