Consolidated Statement of Changes in Equity (Unaudited) - USD ($) $ in Thousands	Total		Class A Common Stock	Preferred Stock	Common Stock	Additional Paid-in-Capital	Accumulated Deficit	Accumulated Other Comprehensive (Loss) Income
Balance at Dec. 31, 2016	$ 970,689		$ 1		$ 39	$ 979,467	$ (10,068)	$ 1,250
Balance, Shares at Dec. 31, 2016			967,500	125	38,260,053
Issuance of Class A Common Stock	365					365
Issuance of Class A Common Stock, Shares			14,711
Issuance of Common Stock	257,634				$ 12	257,622
Issuance of Common Stock, Shares					12,642,166
Common Stock and Class A Common Stock Dividend					$ 9	(9)
Common Stock and Class A Common Stock Dividend, Shares			230,815		9,224,268
Repurchases of Common Stock	(6,558)					(7)	(6,551)
Repurchases of Common Stock, Shares					(334,745)
Initial Public Offering Transaction Costs and Equity Issuance and Shelf Registration Statement Transaction Costs	(20,713)					(20,713)
Net Income	69,594						69,594
Other Comprehensive (loss)	(1,270)							(1,270)
Dividends on Preferred Stock	(12)						(12)
Dividends on Common Stock (Dividends Declared per Share)	(60,566)						(60,566)
Dividends on Class A Common Stock (Dividends Declared per Share)	(1,365)						(1,365)
Balance at Sep. 30, 2017	1,207,798		$ 1		$ 60	1,216,725	(8,968)	(20)
Balance, Shares at Sep. 30, 2017			1,213,026	125	59,791,742
Balance at Dec. 31, 2017	1,201,331	[1]	$ 1		$ 60	1,216,112	(14,808)	(34)
Balance, Shares at Dec. 31, 2017			1,178,618	125	59,440,112
Issuance of Common Stock	139,440				$ 7	139,433
Issuance of Common Stock, Shares					7,019,352
Conversions of Class A Common Stock toCommon Stock			(35,305)		35,305
Repurchases of Common Stock	(8,508)					(9)	(8,499)
Repurchases of Common Stock, Shares					(450,805)
Redemption of Series A Preferred Stock	(125)					(125)
Redemption of Series A Preferred Stock, Shares				(125)
Initial Public Offering Transaction Costs and Equity Issuance and Shelf Registration Statement Transaction Costs	(857)					(857)
Amortization of Share Based Compensation	483					483
Net Income	78,376						78,376
Other Comprehensive (loss)	(1,115)							(1,115)
Dividends on Preferred Stock	(3)						(3)
Dividends on Common Stock (Dividends Declared per Share)	(78,663)						(78,663)
Dividends on Class A Common Stock (Dividends Declared per Share)	(1,473)						(1,473)
Balance at Sep. 30, 2018	$ 1,328,886	[1]	$ 1		$ 67	$ 1,355,037	$ (25,070)	$ (1,149)
Balance, Shares at Sep. 30, 2018			1,143,313		66,043,964

[1] At December 31, 2017, there were no VIE assets or liabilities recorded in the Company’s Total Assets and Total Liabilities. The Company’s consolidated Total Assets and Total Liabilities at September 30, 2018 include VIE assets and liabilities of $954.4 million and $741.5 million, respectively. These assets can be used only to satisfy obligations of the VIE, and creditors of the VIE have recourse only to these assets, and not to TPG RE Finance Trust, Inc. See Note 5 to the Consolidated Financial Statements for details