{"cik":1794846,"taxonomy":"us-gaap","tag":"EarningsPerShareBasic","label":"Earnings Per Share, Basic","description":"The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.","entityName":"ATLAS CORP.","units":{"USD/shares":[{"start":"2018-01-01","end":"2018-12-31","val":1.34,"accn":"0001564590-21-014405","fy":2020,"fp":"FY","form":"20-F","filed":"2021-03-19","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":1.72,"accn":"0001564590-21-014405","fy":2020,"fp":"FY","form":"20-F","filed":"2021-03-19"},{"start":"2019-01-01","end":"2019-12-31","val":1.72,"accn":"0001628280-22-007194","fy":2021,"fp":"FY","form":"20-F","filed":"2022-03-24","frame":"CY2019"},{"start":"2020-01-01","end":"2020-12-31","val":0.52,"accn":"0001564590-21-014405","fy":2020,"fp":"FY","form":"20-F","filed":"2021-03-19"},{"start":"2020-01-01","end":"2020-12-31","val":0.52,"accn":"0001628280-22-007194","fy":2021,"fp":"FY","form":"20-F","filed":"2022-03-24"},{"start":"2020-01-01","end":"2020-12-31","val":0.52,"accn":"0001628280-23-008175","fy":2022,"fp":"FY","form":"20-F","filed":"2023-03-16","frame":"CY2020"},{"start":"2021-01-01","end":"2021-12-31","val":1.36,"accn":"0001628280-22-007194","fy":2021,"fp":"FY","form":"20-F","filed":"2022-03-24"},{"start":"2021-01-01","end":"2021-12-31","val":1.36,"accn":"0001628280-23-008175","fy":2022,"fp":"FY","form":"20-F","filed":"2023-03-16","frame":"CY2021"},{"start":"2022-01-01","end":"2022-12-31","val":2.1,"accn":"0001628280-23-008175","fy":2022,"fp":"FY","form":"20-F","filed":"2023-03-16","frame":"CY2022"}]}}