SUMMARIZED CONDENSED CONSOLIDATING INFORMATION - Condensed Consolidating Balance Sheet (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018	Dec. 31, 2017
Assets
Real estate investments, net of accumulated depreciation	$ 5,437,354	$ 5,853,545
Loans receivable and other investments, net	109,214	113,722
Investment in unconsolidated joint venture	335,701	340,120
Cash and cash equivalents	22,873	50,230
Restricted cash	9,766	9,428
Assets held for sale, net	270,780	0
Lease intangible assets, net	119,667	131,097
Accounts receivable, prepaid expenses and other assets, net	149,790	167,161
Intercompany	0	0
Investment in subsidiaries	0	0
Total assets	6,455,145	6,665,303
Liabilities
Secured debt, net	115,188	115,679
Revolving credit facility	620,000	624,000
Term loans, net	1,187,384	1,184,930
Senior unsecured notes, net	1,307,658	1,307,394
Accounts payable and accrued liabilities	94,809	94,827
Lease intangible liabilities, net	79,328	83,726
Intercompany	0	0
Total liabilities	3,404,367	3,410,556
Total Sabra Health Care REIT, Inc. stockholders’ equity	3,046,469	3,250,414
Noncontrolling interests	4,309	4,333
Total equity	3,050,778	3,254,747	$ 3,426,566	$ 3,437,249
Total liabilities and equity	6,455,145	6,665,303
Elimination
Assets
Real estate investments, net of accumulated depreciation	0	0
Loans receivable and other investments, net	0	0
Investment in unconsolidated joint venture	0	0
Cash and cash equivalents	0	0
Restricted cash	0	0
Assets held for sale, net	0
Lease intangible assets, net	0	0
Accounts receivable, prepaid expenses and other assets, net	(6,895)	(11,019)
Intercompany	(4,512,994)	(4,618,728)
Investment in subsidiaries	(2,746,250)	(2,921,593)
Total assets	(7,266,139)	(7,551,340)
Liabilities
Secured debt, net	0	0
Revolving credit facility	0	0
Term loans, net	0	0
Senior unsecured notes, net	0	0
Accounts payable and accrued liabilities	(6,895)	(11,019)
Lease intangible liabilities, net	0	0
Intercompany	(4,512,994)	(4,618,728)
Total liabilities	(4,519,889)	(4,629,747)
Total Sabra Health Care REIT, Inc. stockholders’ equity	(2,746,250)	(2,921,593)
Noncontrolling interests	0	0
Total equity	(2,746,250)	(2,921,593)
Total liabilities and equity	(7,266,139)	(7,551,340)
Parent Company | Reportable Legal Entities
Assets
Real estate investments, net of accumulated depreciation	306	317
Loans receivable and other investments, net	(533)	(560)
Investment in unconsolidated joint venture	0	0
Cash and cash equivalents	14,770	40,835
Restricted cash	0	0
Assets held for sale, net	0
Lease intangible assets, net	0	0
Accounts receivable, prepaid expenses and other assets, net	5,171	798
Intercompany	1,893,948	1,972,059
Investment in subsidiaries	1,155,457	1,258,715
Total assets	3,069,119	3,272,164
Liabilities
Secured debt, net	0	0
Revolving credit facility	0	0
Term loans, net	0	0
Senior unsecured notes, net	0	0
Accounts payable and accrued liabilities	22,650	21,750
Lease intangible liabilities, net	0	0
Intercompany	0	0
Total liabilities	22,650	21,750
Total Sabra Health Care REIT, Inc. stockholders’ equity	3,046,469	3,250,414
Noncontrolling interests	0	0
Total equity	3,046,469	3,250,414
Total liabilities and equity	3,069,119	3,272,164
Operating Partnership | Reportable Legal Entities
Assets
Real estate investments, net of accumulated depreciation	0	0
Loans receivable and other investments, net	0	0
Investment in unconsolidated joint venture	0	0
Cash and cash equivalents	0	0
Restricted cash	0	0
Assets held for sale, net	0
Lease intangible assets, net	0	0
Accounts receivable, prepaid expenses and other assets, net	27,962	37,075
Intercompany	2,619,046	2,646,669
Investment in subsidiaries	1,558,253	1,629,795
Total assets	4,205,261	4,313,539
Liabilities
Secured debt, net	0	0
Revolving credit facility	620,000	624,000
Term loans, net	1,094,639	1,094,177
Senior unsecured notes, net	1,307,658	1,307,394
Accounts payable and accrued liabilities	27,507	29,253
Lease intangible liabilities, net	0	0
Intercompany	0	0
Total liabilities	3,049,804	3,054,824
Total Sabra Health Care REIT, Inc. stockholders’ equity	1,155,457	1,258,715
Noncontrolling interests	0	0
Total equity	1,155,457	1,258,715
Total liabilities and equity	4,205,261	4,313,539
Sabra Capital Corporation | Reportable Legal Entities
Assets
Real estate investments, net of accumulated depreciation	0	0
Loans receivable and other investments, net	0	0
Investment in unconsolidated joint venture	0	0
Cash and cash equivalents	0	0
Restricted cash	0	0
Assets held for sale, net	0
Lease intangible assets, net	0	0
Accounts receivable, prepaid expenses and other assets, net	0	0
Intercompany	0	0
Investment in subsidiaries	0	0
Total assets	0	0
Liabilities
Secured debt, net	0	0
Revolving credit facility	0	0
Term loans, net	0	0
Senior unsecured notes, net	0	0
Accounts payable and accrued liabilities	0	0
Lease intangible liabilities, net	0	0
Intercompany	0	0
Total liabilities	0	0
Total Sabra Health Care REIT, Inc. stockholders’ equity	0	0
Noncontrolling interests	0	0
Total equity	0	0
Total liabilities and equity	0	0
Combined Guarantor Subsidiaries | Reportable Legal Entities
Assets
Real estate investments, net of accumulated depreciation	1,597,664	1,609,861
Loans receivable and other investments, net	49,730	50,534
Investment in unconsolidated joint venture	0	0
Cash and cash equivalents	1,570	3,508
Restricted cash	1,845	1,820
Assets held for sale, net	0
Lease intangible assets, net	15,469	15,892
Accounts receivable, prepaid expenses and other assets, net	30,770	58,710
Intercompany	0	0
Investment in subsidiaries	32,540	33,083
Total assets	1,729,588	1,773,408
Liabilities
Secured debt, net	0	0
Revolving credit facility	0	0
Term loans, net	92,745	90,753
Senior unsecured notes, net	0	0
Accounts payable and accrued liabilities	3,344	2,695
Lease intangible liabilities, net	0	0
Intercompany	350,674	399,912
Total liabilities	446,763	493,360
Total Sabra Health Care REIT, Inc. stockholders’ equity	1,282,825	1,280,048
Noncontrolling interests	0	0
Total equity	1,282,825	1,280,048
Total liabilities and equity	1,729,588	1,773,408
Combined Non-Guarantor Subsidiaries | Reportable Legal Entities
Assets
Real estate investments, net of accumulated depreciation	3,839,384	4,243,367
Loans receivable and other investments, net	60,017	63,748
Investment in unconsolidated joint venture	335,701	340,120
Cash and cash equivalents	6,533	5,887
Restricted cash	7,921	7,608
Assets held for sale, net	270,780
Lease intangible assets, net	104,198	115,205
Accounts receivable, prepaid expenses and other assets, net	92,782	81,597
Intercompany	0	0
Investment in subsidiaries	0	0
Total assets	4,717,316	4,857,532
Liabilities
Secured debt, net	115,188	115,679
Revolving credit facility	0	0
Term loans, net	0	0
Senior unsecured notes, net	0	0
Accounts payable and accrued liabilities	48,203	52,148
Lease intangible liabilities, net	79,328	83,726
Intercompany	4,162,320	4,218,816
Total liabilities	4,405,039	4,470,369
Total Sabra Health Care REIT, Inc. stockholders’ equity	307,968	382,830
Noncontrolling interests	4,309	4,333
Total equity	312,277	387,163
Total liabilities and equity	$ 4,717,316	$ 4,857,532