SUMMARIZED CONDENSED CONSOLIDATING INFORMATION - Condensed Consolidating Statement of Comprehensive (Loss) Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Condensed Financial Statements, Captions [Line Items]
Net income	$ 83,683	$ 200,789	$ 5,991	$ 263,270
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	567	261	7	(113)
Unrealized (loss) gain on cash flow hedges	(9,756)	3,338	(23,244)	13,236
Total other comprehensive (loss) income	(9,189)	3,599	(23,237)	13,123
Comprehensive income (loss)	74,494	204,388	(17,246)	276,393
Comprehensive income attributable to noncontrolling interest	(6)	(2)	(18)	(12)
Comprehensive income (loss) attributable to Sabra Health Care REIT, Inc.	74,488	204,386	(17,264)	276,381
Elimination
Condensed Financial Statements, Captions [Line Items]
Net income	(224,482)	(454,085)	(121,308)	(626,890)
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	0	0	0	0
Unrealized (loss) gain on cash flow hedges	0	0	0	0
Total other comprehensive (loss) income	0	0	0	0
Comprehensive income (loss)	(224,482)	(454,085)	(121,308)	(626,890)
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income (loss) attributable to Sabra Health Care REIT, Inc.	(224,482)	(454,085)	(121,308)	(626,890)
Parent Company | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	83,677	200,787	5,973	263,258
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	0	0	0	0
Unrealized (loss) gain on cash flow hedges	0	0	0	0
Total other comprehensive (loss) income	0	0	0	0
Comprehensive income (loss)	83,677	200,787	5,973	263,258
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income (loss) attributable to Sabra Health Care REIT, Inc.	83,677	200,787	5,973	263,258
Operating Partnership | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	91,406	209,456	21,629	278,798
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	(264)	1,064	(1,700)	1,905
Unrealized (loss) gain on cash flow hedges	(9,808)	3,335	(23,294)	13,238
Total other comprehensive (loss) income	(10,072)	4,399	(24,994)	15,143
Comprehensive income (loss)	81,334	213,855	(3,365)	293,941
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income (loss) attributable to Sabra Health Care REIT, Inc.	81,334	213,855	(3,365)	293,941
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 (loss) gain on cash flow hedges	0	0	0	0
Total other comprehensive (loss) income	0	0	0	0
Comprehensive income (loss)	0	0	0	0
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income (loss) 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	81,360	67,536	99,708	93,092
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	629	(608)	1,307	(1,536)
Unrealized (loss) gain on cash flow hedges	52	3	50	(2)
Total other comprehensive (loss) income	681	(605)	1,357	(1,538)
Comprehensive income (loss)	82,041	66,931	101,065	91,554
Comprehensive income attributable to noncontrolling interest	0	0	0	0
Comprehensive income (loss) attributable to Sabra Health Care REIT, Inc.	82,041	66,931	101,065	91,554
Combined Non-Guarantor Subsidiaries | Reportable Legal Entities
Condensed Financial Statements, Captions [Line Items]
Net income	51,722	177,095	(11)	255,012
Unrealized gain (loss), net of tax:
Foreign currency translation gain (loss)	202	(195)	400	(482)
Unrealized (loss) gain on cash flow hedges	0	0	0	0
Total other comprehensive (loss) income	202	(195)	400	(482)
Comprehensive income (loss)	51,924	176,900	389	254,530
Comprehensive income attributable to noncontrolling interest	(6)	(2)	(18)	(12)
Comprehensive income (loss) attributable to Sabra Health Care REIT, Inc.	$ 51,918	$ 176,898	$ 371	$ 254,518