SUMMARIZED CONDENSED CONSOLIDATING INFORMATION - Condensed Consolidating Balance Sheet (unaudited) (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016	Sep. 30, 2016	Dec. 31, 2015
Assets
Real estate investments, net of accumulated depreciation	$ 5,972,785,000	$ 2,009,939,000
Loans receivable and other investments, net	149,766,000	96,036,000
Cash and cash equivalents	30,873,000	25,663,000	$ 19,674,000	$ 7,434,000
Restricted cash	12,489,000	9,002,000
Lease intangible assets, net	262,817,000	26,250,000
Accounts receivable, prepaid expenses and other assets, net	159,577,000	99,029,000
Intercompany	0	0
Investment in subsidiaries	0	0
Total assets	6,588,307,000	2,265,919,000
Liabilities
Secured debt, net	257,571,000	160,752,000
Revolving credit facility	251,000,000	26,000,000
Term loans, net	1,190,887,000	335,673,000
Senior unsecured notes, net	1,305,996,000	688,246,000
Accounts payable and accrued liabilities	116,146,000	39,639,000
Lease intangible liabilities, net	94,878,000	0
Intercompany	0	0
Total liabilities	3,216,478,000	1,250,310,000
Total Sabra Health Care REIT, Inc. stockholders’ equity	3,369,103,000	1,015,574,000
Noncontrolling interests	2,726,000	35,000
Total equity	3,371,829,000	1,015,609,000	1,013,887,000	1,053,876,000
Total liabilities and equity	6,588,307,000	2,265,919,000
Elimination [Member]
Assets
Real estate investments, net of accumulated depreciation	0	0
Loans receivable and other investments, net	0	0
Cash and cash equivalents	0	0	0	0
Restricted cash	0	0
Lease intangible assets, net	0	0
Accounts receivable, prepaid expenses and other assets, net	(4,200,000)	(1,909,000)
Intercompany	(4,957,890,000)	(1,080,899,000)
Investment in subsidiaries	(1,797,499,000)	(1,559,738,000)
Total assets	(6,759,589,000)	(2,642,546,000)
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	(4,200,000)	(1,909,000)
Lease intangible liabilities, net	0
Intercompany	(4,957,890,000)	(1,080,899,000)
Total liabilities	(4,962,090,000)	(1,082,808,000)
Total Sabra Health Care REIT, Inc. stockholders’ equity	(1,797,499,000)	(1,559,738,000)
Noncontrolling interests	0	0
Total equity	(1,797,499,000)	(1,559,738,000)
Total liabilities and equity	(6,759,589,000)	(2,642,546,000)
Parent Company [Member]
Assets
Real estate investments, net of accumulated depreciation	174,000	150,000
Loans receivable and other investments, net	(140,000)	(410,000)
Cash and cash equivalents	25,214,000	18,168,000	14,258,000	2,548,000
Restricted cash	0	0
Lease intangible assets, net	0	0
Accounts receivable, prepaid expenses and other assets, net	2,219,000	2,859,000
Intercompany	2,618,618,000	368,281,000
Investment in subsidiaries	744,470,000	640,238,000
Total assets	3,390,555,000	1,029,286,000
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	21,452,000	13,712,000
Lease intangible liabilities, net	0
Intercompany	0	0
Total liabilities	21,452,000	13,712,000
Total Sabra Health Care REIT, Inc. stockholders’ equity	3,369,103,000	1,015,574,000
Noncontrolling interests	0	0
Total equity	3,369,103,000	1,015,574,000
Total liabilities and equity	3,390,555,000	1,029,286,000
Issuers [Member]
Assets
Real estate investments, net of accumulated depreciation	0	0
Loans receivable and other investments, net	0	0
Cash and cash equivalents	0	0	0	0
Restricted cash	0	0
Lease intangible assets, net	0	0
Accounts receivable, prepaid expenses and other assets, net	30,483,000	18,023,000
Intercompany	2,339,272,000	687,493,000
Investment in subsidiaries	1,040,196,000	907,136,000
Total assets	3,409,951,000	1,612,652,000
Liabilities
Secured debt, net	0	0
Revolving credit facility	251,000,000	26,000,000
Term loans, net	1,091,939,000	243,626,000
Senior unsecured notes, net	1,305,996,000	688,246,000
Accounts payable and accrued liabilities	16,546,000	14,542,000
Lease intangible liabilities, net	0
Intercompany	0	0
Total liabilities	2,665,481,000	972,414,000
Total Sabra Health Care REIT, Inc. stockholders’ equity	744,470,000	640,238,000
Noncontrolling interests	0	0
Total equity	744,470,000	640,238,000
Total liabilities and equity	3,409,951,000	1,612,652,000
Sabra Capital Corporation [Member] | Combined Guarantor Subsidiaries [Member]
Assets
Real estate investments, net of accumulated depreciation	0	0
Loans receivable and other investments, net	0	0
Cash and cash equivalents	0	0	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
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 of 2021 Notes and 2023 Notes [Member] | Combined Guarantor Subsidiaries [Member]
Assets
Real estate investments, net of accumulated depreciation	1,832,335,000	1,860,850,000
Loans receivable and other investments, net	89,911,000	96,446,000
Cash and cash equivalents	1,014,000	2,675,000	1,846,000	1,008,000
Restricted cash	2,038,000	57,000
Lease intangible assets, net	22,801,000	25,489,000
Accounts receivable, prepaid expenses and other assets, net	87,304,000	70,812,000
Intercompany	0	0
Investment in subsidiaries	12,833,000	12,364,000
Total assets	2,048,236,000	2,068,693,000
Liabilities
Secured debt, net	0	0
Revolving credit facility	0	0
Term loans, net	98,948,000	92,047,000
Senior unsecured notes, net	0	0
Accounts payable and accrued liabilities	7,230,000	11,606,000
Lease intangible liabilities, net	0
Intercompany	941,667,000	1,080,899,000
Total liabilities	1,047,845,000	1,184,552,000
Total Sabra Health Care REIT, Inc. stockholders’ equity	1,000,391,000	884,141,000
Noncontrolling interests	0	0
Total equity	1,000,391,000	884,141,000
Total liabilities and equity	2,048,236,000	2,068,693,000
Combined Non-Guarantor Subsidiaries of 2021 Notes and 2023 Notes [Member] | Combined Non-Guarantor Subsidiaries [Member]
Assets
Real estate investments, net of accumulated depreciation	4,140,276,000	148,939,000
Loans receivable and other investments, net	59,995,000	0
Cash and cash equivalents	4,645,000	4,820,000	$ 3,570,000	$ 3,878,000
Restricted cash	10,451,000	8,945,000
Lease intangible assets, net	240,016,000	761,000
Accounts receivable, prepaid expenses and other assets, net	43,771,000	9,244,000
Intercompany	0	25,125,000
Investment in subsidiaries	0	0
Total assets	4,499,154,000	197,834,000
Liabilities
Secured debt, net	257,571,000	160,752,000
Revolving credit facility	0	0
Term loans, net	0	0
Senior unsecured notes, net	0	0
Accounts payable and accrued liabilities	75,118,000	1,688,000
Lease intangible liabilities, net	94,878,000
Intercompany	4,016,223,000	0
Total liabilities	4,443,790,000	162,440,000
Total Sabra Health Care REIT, Inc. stockholders’ equity	52,638,000	35,359,000
Noncontrolling interests	2,726,000	35,000
Total equity	55,364,000	35,394,000
Total liabilities and equity	$ 4,499,154,000	$ 197,834,000