Cover Page - shares	3 Months Ended
	Mar. 31, 2020	May 08, 2020
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2020
Document Transition Report	false
Entity File Number	001-33757
Entity Registrant Name	ENSIGN GROUP, INC
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	33-0861263
Entity Address, Address Line One	29222 Rancho Viejo Road, Suite 127
Entity Address, City or Town	San Juan Capistrano
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	92675
City Area Code	949
Local Phone Number	487-9500
Title of 12(b) Security	Common Stock, par value $0.001 per share
Trading Symbol	ENSG
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		53,672,126
Entity Central Index Key	0001125376
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	Q1
Amendment Flag	false