Represents the number of retail properties securing loans.

No definition available.

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- Definition

Represents the management incentive fee for the operation and management of the entity's business accrued during the period.

+ References

No definition available.

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- Definition

Represents the base management fees incurred, as contractually stipulated, for the operation and management of the entity's business during the reporting period.

+ References

No definition available.

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Represents the base management fees payable as of the balance sheet date, for the operation and management of the entity's business.

+ References

No definition available.

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- Definition

Represents the executive compensation expense and other reimbursable expenses incurred by the related party during the period.

+ References

No definition available.

+ Details

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- Definition

Represents the executive compensation expense and other reimbursable expenses payable to the related party as of the balance sheet date.

+ References

No definition available.

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- Definition

Represents incentive fees payable to related party.

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No definition available.

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- Definition

Fair value of share-based awards granted in the period for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

+ References

No definition available.

+ Details

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 14
-Section F

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- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

No definition available.

+ Details

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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.

+ Details

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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=6415400&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=6415400&loc=d3e5070-113901

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Data Type:	xbrli:sharesItemType
Balance Type:	na
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Related-Party Transactions - Management Agreement, Manager Equity Plan and Investments in Loans and Securities (Details) $ in Millions	1 Months Ended			3 Months Ended
	Mar. 31, 2017 USD ($) property shares	May 31, 2015 shares	Jan. 31, 2014 shares	Mar. 31, 2017 USD ($) shares	Mar. 31, 2016 USD ($) shares	Dec. 31, 2016 USD ($)
Related-Party Transactions
Granted (in shares) \| shares				1,470,469
Starwood Property Trust, Inc. Manager Equity Plan
Related-Party Transactions
Granted (in shares) \| shares				1,000,000
Starwood Property Trust, Inc. Manager Equity Plan \| Restricted stock units
Related-Party Transactions
Granted (in shares) \| shares	1,000,000	675,000	2,000,000
Award vesting period	3 years	3 years	3 years
Manager
Related-Party Transactions
Base management fee incurred				$ 16.9	$ 15.1
Base management fee payable	$ 16.9			16.9		$ 15.7
Incentive fee incurred				5.5	4.6
Incentive fees payable	5.4			5.4		19.0
Executive compensation and other reimbursable expenses				1.6	$ 1.1
Executive compensation and other reimbursable expense payable	3.7			$ 3.7		$ 3.0
Manager \| Restricted stock units
Related-Party Transactions
Granted (in shares) \| shares				138,264	162,546
Grant date fair value				$ 3.1	$ 3.1
Award vesting period				3 years	3 years
Share-based compensation expense				$ 0.6	$ 0.4
Manager \| Starwood Property Trust, Inc. Manager Equity Plan \| Restricted stock units
Related-Party Transactions
Share-based compensation expense				$ 1.5	$ 4.8
CMBS \| Investment and Servicing Segment \| Fund IX
Related-Party Transactions
Aggregate proceeds	$ 59.0
Number of hotel properties. \| property	85