v3.7.0.1
DEI Info Cover Page Document - shares
3 Months Ended
Mar. 31, 2017
Apr. 27, 2017
Entity Information [Abstract]    
Entity Registrant Name ENSIGN GROUP, INC  
Entity Central Index Key 0001125376  
Current Fiscal Year End Date --03-31  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Mar. 31, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   50,702,971