{"cik":1561550,"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":"Datadog, Inc.","units":{"shares":[{"end":"2018-12-31","val":78180606,"accn":"0001564590-19-043256","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-13"},{"end":"2018-12-31","val":78180606,"accn":"0001564590-20-006422","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-25","frame":"CY2018Q4I"},{"end":"2019-09-30","val":0,"accn":"0001564590-19-043256","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-13","frame":"CY2019Q3I"},{"end":"2019-12-31","val":0,"accn":"0001564590-20-006422","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-25","frame":"CY2019Q4I"}]}}