Organization	9 Months Ended
Sep. 30, 2021
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Organization	1. Organization Claros Mortgage Trust, Inc. (the “Company”) is a Maryland Corporation formed on April 29, 2015 for the purpose of creating a diversified portfolio of income-producing loans collateralized by institutional quality commercial real estate. The Company commenced operations on August 25, 2015 (“Commencement of Operations”) and generally conducts its business through wholly-owned subsidiaries or investments in joint ventures. Any references to the Company refer to the Company, its consolidated joint venture, CMTG/TT Mortgage REIT LLC (“CMTG/TT” or “JV REIT”), a Delaware limited liability company, and the consolidated subsidiaries of each entity. The Company has elected and intends to maintain its qualification to be taxed as a real estate investment trust (“REIT”) under the requirements of the Internal Revenue Code of 1986, as amended (the "Internal Revenue Code"), for U.S. federal income tax purposes. As such, the Company will generally not be subject to U.S. federal income tax on that portion of its income that it distributes to stockholders. See Note 12 – Income Taxes regarding taxes applicable to the Company. The Company is externally managed by Claros REIT Management LP (the “Manager”), an affiliate of the Company, through a management agreement (the "Management Agreement") pursuant to which the Manager provides a management team and other professionals who are responsible for implementing the Company’s business strategy, subject to the supervision of the Company’s board of directors. For its services, the Manager is entitled to management fees and incentive fees. See Note 10 – Related Party Transactions regarding the Management Agreement.

Organization

9 Months Ended

Sep. 30, 2021

Organization Consolidation And Presentation Of Financial Statements [Abstract]

1. Organization

Claros Mortgage Trust, Inc. (the “Company”) is a Maryland Corporation formed on April 29, 2015 for the purpose of creating a diversified portfolio of income-producing loans collateralized by institutional quality commercial real estate. The Company commenced operations on August 25, 2015 (“Commencement of Operations”) and generally conducts its business through wholly-owned subsidiaries or investments in joint ventures. Any references to the Company refer to the Company, its consolidated joint venture, CMTG/TT Mortgage REIT LLC (“CMTG/TT” or “JV REIT”), a Delaware limited liability company, and the consolidated subsidiaries of each entity.

The Company has elected and intends to maintain its qualification to be taxed as a real estate investment trust (“REIT”) under the requirements of the Internal Revenue Code of 1986, as amended (the "Internal Revenue Code"), for U.S. federal income tax purposes. As such, the Company will generally not be subject to U.S. federal income tax on that portion of its income that it distributes to stockholders. See Note 12 – Income Taxes regarding taxes applicable to the Company.

The Company is externally managed by Claros REIT Management LP (the “Manager”), an affiliate of the Company, through a management agreement (the "Management Agreement") pursuant to which the Manager provides a management team and other professionals who are responsible for implementing the Company’s business strategy, subject to the supervision of the Company’s board of directors. For its services, the Manager is entitled to management fees and incentive fees. See Note 10 – Related Party Transactions regarding the Management Agreement.