The total fair value of equity-based awards granted during the period.

No definition available.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Details

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Stockholders' Equity - Equity Incentive Plans (Details) - USD ($)	1 Months Ended			3 Months Ended		9 Months Ended
	Mar. 31, 2017	May 31, 2015	Jan. 31, 2014	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	May 31, 2017
Equity Incentive Plans
Granted (in shares)						1,548,160
Restricted stock units
Equity Incentive Plans
Granted (in shares)				0	0
Starwood Property Trust, Inc. Equity Plan and Manager Equity Plan
Equity Incentive Plans
Number of shares of authorized for issuance							11,000,000
Number of shares available for future grants				11,000,000		11,000,000
Starwood Property Trust, Inc. Equity Plan
Equity Incentive Plans
Granted (in shares)						548,160
Starwood Property Trust, Inc. Manager Equity Plan
Equity Incentive Plans
Granted (in shares)						1,000,000
Starwood Property Trust, Inc. Manager Equity Plan \| Restricted stock units
Equity Incentive Plans
Granted (in shares)	1,000,000	675,000	2,000,000
Awards granted, fair value	$ 22,240,000	$ 16,511,000	$ 55,420,000
Award vesting period	3 years	3 years	3 years
Starwood Property Trust, Inc. Manager Equity Plan \| Restricted stock units \| Spin off
Equity Incentive Plans
Granted (in shares)			489,281
Awards granted, fair value			$ 14,776,000
Award vesting period			3 years