v3.26.1
Cover
Jun. 02, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 02, 2026
Entity File Number 001-43206
Entity Registrant Name Janus Living, Inc.
Entity Central Index Key 0002100805
Entity Tax Identification Number 41-2996951
Entity Incorporation, State or Country Code MD
Entity Address, Address Line One 4600 South Syracuse Street
Entity Address, Address Line Two Suite 500
Entity Address, City or Town Denver
Entity Address, State or Province CO
Entity Address, Postal Zip Code 80237
City Area Code 720
Local Phone Number 428-5050
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Class A-1 Common Stock, $0.01 par value
Trading Symbol JAN
Security Exchange Name NYSE
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false