SUMMARIZED CONDENSED CONSOLIDATING INFORMATION - Condensed Consolidating Statement of Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Condensed Financial Statements, Captions [Line Items]
Net income	$ 200,789	$ 20,536	$ 263,270	$ 39,327
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	261	698	(113)	140
Unrealized gain on cash flow hedges	3,338	97	13,236	825
Total other comprehensive income	3,599	795	13,123	965
Comprehensive income	204,388	21,331	276,393	40,292
Comprehensive income attributable to noncontrolling interest	(2)	(16)	(12)	16
Comprehensive income attributable to Sabra Health Care REIT, Inc.	204,386	21,315	276,381	40,308
Elimination
Condensed Financial Statements, Captions [Line Items]
Net income	(454,085)	(74,403)	(626,890)	(136,445)
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	0	0	0	0
Unrealized gain on cash flow hedges	0	0	0	0
Total other comprehensive income	0	0	0	0
Comprehensive income	(454,085)	(74,403)	(626,890)	(136,445)
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income attributable to Sabra Health Care REIT, Inc.	(454,085)	(74,403)	(626,890)	(136,445)
Parent Company | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	200,787	20,520	263,258	39,343
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	0	0	0	0
Unrealized gain on cash flow hedges	0	0	0	0
Total other comprehensive income	0	0	0	0
Comprehensive income	200,787	20,520	263,258	39,343
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income attributable to Sabra Health Care REIT, Inc.	200,787	20,520	263,258	39,343
Operating Partnership | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	209,456	29,894	278,798	53,331
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	1,064	(415)	1,905	(1,367)
Unrealized gain on cash flow hedges	3,335	285	13,238	1,013
Total other comprehensive income	4,399	(130)	15,143	(354)
Comprehensive income	213,855	29,764	293,941	52,977
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income attributable to Sabra Health Care REIT, Inc.	213,855	29,764	293,941	52,977
Sabra Capital Corporation | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	0	0	0	0
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	0	0	0	0
Unrealized gain on cash flow hedges	0	0	0	0
Total other comprehensive income	0	0	0	0
Comprehensive income	0	0	0	0
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income attributable to Sabra Health Care REIT, Inc.	0	0	0	0
Combined Guarantor Subsidiaries | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	173,795	41,957	206,968	79,030
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	(608)	833	(1,536)	1,131
Unrealized gain on cash flow hedges	3	(188)	(2)	(188)
Total other comprehensive income	(605)	645	(1,538)	943
Comprehensive income	173,190	42,602	205,430	79,973
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income attributable to Sabra Health Care REIT, Inc.	173,190	42,602	205,430	79,973
Combined Non-Guarantor Subsidiaries | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	70,836	2,568	141,136	4,068
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	(195)	280	(482)	376
Unrealized gain on cash flow hedges	0	0	0	0
Total other comprehensive income	(195)	280	(482)	376
Comprehensive income	70,641	2,848	140,654	4,444
Comprehensive income attributable to noncontrolling interest	(2)	(16)	(12)	16
Comprehensive income attributable to Sabra Health Care REIT, Inc.	$ 70,639	$ 2,832	$ 140,642	$ 4,460