{"cik":1637207,"taxonomy":"us-gaap","tag":"CommonStockSharesOutstanding","label":"Common Stock, Shares, Outstanding","description":"Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.","entityName":"PLANET FITNESS, INC.","units":{"shares":[{"end":"2015-03-16","val":100,"accn":"0001193125-15-310710","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-02","frame":"CY2015Q1I"},{"end":"2015-06-30","val":100,"accn":"0001193125-15-310710","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-09-02","frame":"CY2015Q2I"}]}}