SUMMARIZED CONDENSED CONSOLIDATING INFORMATION - Condensed Consolidating Balance Sheet (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jun. 30, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Dec. 31, 2017
Assets
Real estate investments, net of accumulated depreciation	$ 5,344,997		$ 5,853,545
Loans receivable and other investments, net	108,242		113,722
Investment in unconsolidated joint venture	324,324		340,120
Cash and cash equivalents	29,431		50,230
Restricted cash	10,231		9,428
Lease intangible assets, net	104,977		131,097
Accounts receivable, prepaid expenses and other assets, net	145,801		167,161
Intercompany	0		0
Investment in subsidiaries	0		0
Total assets	6,068,003		6,665,303
Liabilities
Secured debt, net	113,644		115,679
Revolving credit facility	200,000		624,000
Term loans, net	1,182,983		1,184,930
Senior unsecured notes, net	1,106,484		1,307,394
Accounts payable and accrued liabilities	109,401		94,827
Lease intangible liabilities, net	73,074		83,726
Intercompany	0		0
Total liabilities	2,785,586		3,410,556
Total Sabra Health Care REIT, Inc. stockholders’ equity	3,282,417		3,250,414
Noncontrolling interests	0		4,333
Total equity	3,282,417	$ 3,260,376	3,254,747	$ 3,367,258	$ 3,407,925	$ 3,437,249
Total liabilities and equity	6,068,003		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
Lease intangible assets, net	0		0
Accounts receivable, prepaid expenses and other assets, net	(7,545)		(11,019)
Intercompany	(3,938,992)		(4,618,728)
Investment in subsidiaries	(3,080,284)		(2,921,593)
Total assets	(7,026,821)		(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	(7,545)		(11,019)
Lease intangible liabilities, net	0		0
Intercompany	(3,938,992)		(4,618,728)
Total liabilities	(3,946,537)		(4,629,747)
Total Sabra Health Care REIT, Inc. stockholders’ equity			(2,921,593)
Noncontrolling interests			0
Total equity	(3,080,284)		(2,921,593)
Total liabilities and equity	(7,026,821)		(7,551,340)
Parent Company | Reportable Legal Entities
Assets
Real estate investments, net of accumulated depreciation	390		317
Loans receivable and other investments, net	(783)		(560)
Investment in unconsolidated joint venture	0		0
Cash and cash equivalents	21,369		40,835
Restricted cash	0		0
Lease intangible assets, net	0		0
Accounts receivable, prepaid expenses and other assets, net	3,693		798
Intercompany	1,992,202		1,972,059
Investment in subsidiaries	1,298,119		1,258,715
Total assets	3,314,990		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	32,573		21,750
Lease intangible liabilities, net	0		0
Intercompany	0		0
Total liabilities	32,573		21,750
Total Sabra Health Care REIT, Inc. stockholders’ equity			3,250,414
Noncontrolling interests			0
Total equity	3,282,417		3,250,414
Total liabilities and equity	3,314,990		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
Lease intangible assets, net	0		0
Accounts receivable, prepaid expenses and other assets, net	21,559		37,075
Intercompany	1,946,790		2,646,669
Investment in subsidiaries	1,748,807		1,629,795
Total assets	3,717,156		4,313,539
Liabilities
Secured debt, net	0		0
Revolving credit facility	200,000		624,000
Term loans, net	1,089,805		1,094,177
Senior unsecured notes, net	1,106,484		1,307,394
Accounts payable and accrued liabilities	22,748		29,253
Lease intangible liabilities, net	0		0
Intercompany	0		0
Total liabilities	2,419,037		3,054,824
Total Sabra Health Care REIT, Inc. stockholders’ equity			1,258,715
Noncontrolling interests			0
Total equity	1,298,119		1,258,715
Total liabilities and equity	3,717,156		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
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
Noncontrolling interests			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	1,417,907		1,453,451
Loans receivable and other investments, net	55,935		50,534
Investment in unconsolidated joint venture	0		0
Cash and cash equivalents	2,607		3,508
Restricted cash	1,860		1,820
Lease intangible assets, net	9,029		13,947
Accounts receivable, prepaid expenses and other assets, net	27,396		58,704
Intercompany	0		0
Investment in subsidiaries	33,358		33,083
Total assets	1,548,092		1,615,047
Liabilities
Secured debt, net	0		0
Revolving credit facility	0		0
Term loans, net	93,178		90,753
Senior unsecured notes, net	0		0
Accounts payable and accrued liabilities	2,182		2,570
Lease intangible liabilities, net	0		0
Intercompany	659,890		810,394
Total liabilities	755,250		903,717
Total Sabra Health Care REIT, Inc. stockholders’ equity			711,330
Noncontrolling interests			0
Total equity	792,842		711,330
Total liabilities and equity	1,548,092		1,615,047
Combined Non-Guarantor Subsidiaries | Reportable Legal Entities
Assets
Real estate investments, net of accumulated depreciation	3,926,700		4,399,777
Loans receivable and other investments, net	53,090		63,748
Investment in unconsolidated joint venture	324,324		340,120
Cash and cash equivalents	5,455		5,887
Restricted cash	8,371		7,608
Lease intangible assets, net	95,948		117,150
Accounts receivable, prepaid expenses and other assets, net	100,698		81,603
Intercompany	0		0
Investment in subsidiaries	0		0
Total assets	4,514,586		5,015,893
Liabilities
Secured debt, net	113,644		115,679
Revolving credit facility	0		0
Term loans, net	0		0
Senior unsecured notes, net	0		0
Accounts payable and accrued liabilities	59,443		52,273
Lease intangible liabilities, net	73,074		83,726
Intercompany	3,279,102		3,808,334
Total liabilities	3,525,263		4,060,012
Total Sabra Health Care REIT, Inc. stockholders’ equity			951,548
Noncontrolling interests			4,333
Total equity	989,323		955,881
Total liabilities and equity	$ 4,514,586		$ 5,015,893