Related Party Transactions - Additional Information (Details) - USD ($)			3 Months Ended		6 Months Ended
		Jun. 16, 2021	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Related Party Transaction [Line Items]
Incentive management fee percentage of core earnings less seven percent of stockholders equity					20.00%
Payable to affiliates	[1]		$ 11,039,000		$ 11,039,000		$ 5,609,000
Manager
Related Party Transaction [Line Items]
Maximum reimbursable expense per annum					$ 1,000,000
Percentage of allocated reimbursable expense of management agreement					20.00%
Series B Preferred Stock
Related Party Transaction [Line Items]
Percentage of annual base management fee					0.75%
Decrease in annual base management fee percentage					50.00%
Redemption of Series B preferred stock		9,000,000
Preferred stock shares outstanding		0
Management Agreement
Related Party Transaction [Line Items]
Percentage of annual base management fee					1.50%
Percentage of quarterly base management fee					0.375%
Percentage multiplied by stockholders equity included in incentive management fee					7.00%
Payable to affiliates			11,000,000		$ 11,000,000		5,600,000
Incentive management fee			5,200,000	$ 0	5,200,000	$ 0
Management Agreement | Minimum
Related Party Transaction [Line Items]
Management fee payable per annum			250,000		250,000
Management fee payable per quarter			62,500		62,500
Post-IPO Management Agreement
Related Party Transaction [Line Items]
Amount incurred and reimbursable			300,000	$ 300,000	500,000	$ 500,000
Reimbursable expenses remained outstanding			$ 0		$ 0		$ 0

[1] The Company’s consolidated Total Assets and Total Liabilities as of June 30, 2022 include assets and liabilities of variable interest entities (“VIEs”) of $3.2 billion and $2.6 billion, respectively. The Company’s consolidated Total Assets and Total Liabilities as of December 31, 2021 include assets and liabilities of VIEs of $3.2 billion and $2.6 billion, respectively. These assets can be used only to satisfy obligations of the VIEs, and creditors of the VIEs have recourse only to these assets, and not to TPG RE Finance Trust, Inc. See Note 5 to the Consolidated Financial Statements for details.