Name:	stwd_AmountOfNetGainOrLossFromSaleOfFinancialAssetsInSecuritizations
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- References

No definition available.

Name:	stwd_LoanTransferActivitiesLineItems
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Represents the fair value of loans held-for-sale, sold during the period.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

Represents the par value of loans held-for-sale, sold during the period.

No definition available.

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Redemption Of Securities

No definition available.

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Data Type:	xbrli:monetaryItemType
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The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.13(h))
-URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260

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Amount of cash outflow for purchase of marketable security.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562

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Data Type:	na
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Namespace Prefix:
Data Type:	na
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