Average price of repurchased shares.

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- Definition

Loans held for investment, aggregate unpaid principal balance.

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Loans held for investment, aggregate unpaid principal balance percentage.

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No definition available.

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- Definition

Number of first mortgage loans originated.

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No definition available.

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- Definition

Number of mortgage assets purchased.

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- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.

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Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

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No definition available.

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- Definition

The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.

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- Definition

Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

+ References

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- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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No definition available.

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- Definition

Date the event occurred after the balance sheet date but before financial statements are issues or available to be issued, in CCYY-MM-DD format.

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Subsequent Events - Additional Information (Details) $ / shares in Units, $ in Thousands				2 Months Ended		12 Months Ended
	Feb. 14, 2018 USD ($) MortgageAsset $ / shares	Jan. 25, 2018 USD ($) $ / shares	Jul. 03, 2017	Feb. 26, 2018 USD ($) Loan	Feb. 23, 2018 USD ($) $ / shares shares	Dec. 31, 2017 $ / shares	Dec. 31, 2016 $ / shares	Dec. 31, 2015 $ / shares	Feb. 28, 2018 USD ($)	Jul. 19, 2017 $ / shares
Subsequent Event [Line Items]
Dividend payable date			Jul. 25, 2017			Jul. 25, 2017
Preferred stock, par value \| $ / shares						$ 0.001	$ 0.001			$ 0.001
Loans held for investment, aggregate unpaid principal balance percentage						29.00%
Goldman Sachs Bank USA, Morgan Stanley Bank, N.A. and Wells Fargo Bank
Subsequent Event [Line Items]
Proceeds from issuance of securities used to repay borrowings	$ 670,200
Subsequent Events
Subsequent Event [Line Items]
Aggregate commitment amount				$ 367,200
Loans held for investment, aggregate unpaid principal balance									$ 932,400
Common stock, shares repurchased \| shares					276,730
Stock repurchased during period, value					$ 5,200
Average price of repurchased shares \| $ / shares					$ 18.79
Number of first mortgage loans originated \| Loan				4
Subsequent event date				Feb. 26, 2018
Subsequent Events \| Two Mortgage Loans
Subsequent Event [Line Items]
Aggregate commitment amount				$ 206,000
Number of first mortgage loans originated \| Loan				2
Subsequent Events \| Whole Loan
Subsequent Event [Line Items]
Number of mortgage assets purchased \| MortgageAsset	1
Subsequent Events \| Pari Passu Participations
Subsequent Event [Line Items]
Number of mortgage assets purchased \| MortgageAsset	25
Subsequent Events \| TPG Real Estate Finance 2018-FL1 Issuer, Ltd.
Subsequent Event [Line Items]
Preferred stock, par value \| $ / shares	$ 0.001
Preferred stock, liquidation preference per share \| $ / shares	$ 1,000
Subsequent Events \| Investment Grade-Rated Notes \| TPG Real Estate Finance 2018-FL1 Issuer, Ltd.
Subsequent Event [Line Items]
Aggregate commitment amount	$ 820,500
Subsequent Events \| Investment Grade-Rated Notes \| TPG RE Finance Trust 2018-FL1 Co-Issuer, LLC
Subsequent Event [Line Items]
Aggregate commitment amount	$ 745,900
Class A Common Stock
Subsequent Event [Line Items]
Dividend cash paid per share \| $ / shares						$ 1.52	$ 1.62	$ 1.91
Common Stock \| Class A Common Stock \| Subsequent Events
Subsequent Event [Line Items]
Dividend payable date		Jan. 25, 2018
Dividend record date		Dec. 29, 2017
Dividend cash paid per share \| $ / shares		$ 0.38
Dividend, cash paid		$ 23,100