v3.26.1
COVER - shares
 6 Months Ended
Jun. 30, 2026
Aug. 03, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2026  
Document Transition Report false  
Entity File Number 001-38900  
Entity Registrant Name THE PENNANT GROUP, INC.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 83-3349931  
Entity Address, Address Line One 1675 East Riverside Drive  
Entity Address, Address Line Two Suite 150  
Entity Address, City or Town Eagle  
Entity Address, State or Province ID  
Entity Address, Postal Zip Code 83616  
City Area Code (208)  
Local Phone Number 401-1400  
Title of 12(b) Security Common Stock, par value $0.001 per share  
Trading Symbol PNTG  
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   34,929,074
Entity Central Index Key 0001766400  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Amendment Flag false