{"cik":1388658,"taxonomy":"us-gaap","tag":"LongTermDebt","label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","entityName":"iRhythm Holdings, Inc.","units":{"USD":[{"end":"2016-12-31","val":46332000,"accn":"0001564590-17-005767","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-31","frame":"CY2016Q4I"},{"end":"2017-12-31","val":44783000,"accn":"0001564590-18-004080","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-01","frame":"CY2017Q4I"},{"end":"2018-12-31","val":34899000,"accn":"0001388658-20-000034","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-02","frame":"CY2018Q4I"},{"end":"2019-12-31","val":32989000,"accn":"0001388658-20-000034","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-02"},{"end":"2019-12-31","val":32989000,"accn":"0001388658-21-000039","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-26","frame":"CY2019Q4I"},{"end":"2020-12-31","val":21339000,"accn":"0001388658-21-000039","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-26"},{"end":"2020-12-31","val":21339000,"accn":"0001388658-22-000020","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-28","frame":"CY2020Q4I"},{"end":"2021-12-31","val":9690000,"accn":"0001388658-22-000020","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-28","frame":"CY2021Q4I"}]}}