$STWD
STARWOOD PROPERTY TRUST, INC. Stock $stwd

$stwd Overview Financials Valuation SEC Filings Company Website

2012 Form 10-K Financial Statement

#000104746913001746 Filed on February 27, 2013

Income Statement

Concept	2012	2011 Q4	2011 Q3
Revenue	$307.7M	$52.10M	$50.75M
YoY Change	49.06%	112.3%	122.39%
Cost Of Revenue	$104.4M	$16.90M	$17.30M
YoY Change	53.53%	42.02%	16.89%
Gross Profit	$202.9M	$42.20M	$40.70M
YoY Change	46.5%	129.35%	213.08%
Gross Profit Margin	65.93%	81.01%	80.19%
Selling, General & Admin	$11.70M	$2.400M	$2.200M
YoY Change	32.95%	26.32%	-300.0%
% of Gross Profit	5.77%	5.69%	5.41%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$0.00
YoY Change
% of Gross Profit	0.0%
Operating Expenses	$75.39M	$2.500M	$13.38M
YoY Change	48.06%	25.0%	-1316.55%
Operating Profit	$183.2M	$39.70M	$27.32M
YoY Change	45.34%	142.07%	93.74%
Interest Expense	$47.13M	$4.100M	$7.321M
YoY Change	63.73%	156.25%	-21.28%
% of Operating Profit	25.73%	10.33%	26.8%
Other Income/Expense, Net	$21.53M	$1.300M	$975.0K
YoY Change	-564.5%	1200.0%
Pretax Income	$204.7M	$41.10M	$14.04M
YoY Change	68.62%	127.07%	-40.26%
Income Tax	$1.023M	$0.00	-$463.0K
% Of Pretax Income	0.5%	0.0%	-3.3%
Net Earnings	$203.7M	$41.07M	$14.50M
YoY Change	68.88%	129.57%	-37.71%
Net Earnings / Revenue	66.19%	78.83%	28.58%
Basic Earnings Per Share	$1.76	$0.44	$0.15
Diluted Earnings Per Share	$1.76	$0.44	$0.15
COMMON SHARES
Basic Shares Outstanding	113.7M shares		93.25M shares
Diluted Shares Outstanding	114.6M shares		94.60M shares

Balance Sheet

Concept	2012	2011 Q4	2011 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$178.0M	$114.0M	$85.00M
YoY Change	56.14%	-49.78%	-60.83%
Cash & Equivalents	$178.0M	$114.0M	$84.84M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$202.0M	$129.0M	$99.00M
YoY Change	56.59%	-45.57%	-56.0%
LONG-TERM ASSETS
Property, Plant & Equipment
YoY Change
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$1.170B	$436.0M	$446.0M
YoY Change	107.08%	-5.63%	5.94%
Other Assets	$3.000M	$0.00
YoY Change
Total Long-Term Assets	$4.122B	$2.868B	$2.398B
YoY Change	43.72%	53.89%	90.17%
TOTAL ASSETS
Total Short-Term Assets	$202.0M	$129.0M	$99.00M
Total Long-Term Assets	$4.122B	$2.868B	$2.398B
Total Assets	$4.324B	$2.997B	$2.497B
YoY Change	44.28%	42.67%	68.03%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$9.000M	$5.000M	$5.000M
YoY Change	80.0%	-16.67%	66.67%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$85.00M	$55.00M	$54.00M
YoY Change	54.55%	-36.78%	125.0%
LONG-TERM LIABILITIES
Long-Term Debt	$1.394B	$1.157B	$658.0M
YoY Change	20.48%	82.49%	29.78%
Other Long-Term Liabilities	$49.00M	$21.00M	$29.00M
YoY Change	133.33%	-52.27%	-27.5%
Total Long-Term Liabilities	$1.443B	$1.178B	$687.0M
YoY Change	22.5%	73.75%	25.59%
TOTAL LIABILITIES
Total Short-Term Liabilities	$85.00M	$55.00M	$54.00M
Total Long-Term Liabilities	$1.443B	$1.178B	$687.0M
Total Liabilities	$1.605B	$1.232B	$741.0M
YoY Change	29.64%	61.26%	27.32%
SHAREHOLDERS EQUITY
Retained Earnings		-$55.13M
YoY Change		185.61%
Common Stock		$1.829B
YoY Change		259001.56%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$10.64M
YoY Change
Treasury Stock Shares		625.9K shares
Shareholders Equity	$2.719B	$1.759B	$1.756B
YoY Change
Total Liabilities & Shareholders Equity	$4.324B	$2.997B	$2.497B
YoY Change	44.28%	42.64%	68.03%

Cashflow Statement

Concept	2012	2011 Q4	2011 Q3
OPERATING ACTIVITIES
Net Income	$203.7M	$41.07M	$14.50M
YoY Change	68.88%	129.57%	-37.71%
Depreciation, Depletion And Amortization	$0.00
YoY Change
Cash From Operating Activities	$265.6M	$8.500M	$163.0M
YoY Change	234.51%	-107.46%	-3568.09%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities	-$1.189B	-$434.8M	-$3.000M
YoY Change	974244.26%	4.27%	-90.71%
Cash From Investing Activities	-$1.189B	-$434.8M	-$3.000M
YoY Change	18.62%	4.27%	-90.71%
FINANCING ACTIVITIES
Cash Dividend Paid	$186.1M
YoY Change	30.27%
Common Stock Issuance & Retirement, Net	$875.7M
YoY Change	-287.89%
Debt Paid & Issued, Net	$1.575B
YoY Change	45.83%
Cash From Financing Activities	986.7M	455.4M	-171.9M
YoY Change	21.84%	-15.81%	-495.17%
NET CHANGE
Cash From Operating Activities	265.6M	8.500M	163.0M
Cash From Investing Activities	-1.189B	-434.8M	-3.000M
Cash From Financing Activities	986.7M	455.4M	-171.9M
Net Change In Cash	63.60M	29.10M	-11.90M
YoY Change	-156.33%	193.94%	-283.08%
FREE CASH FLOW
Cash From Operating Activities	$265.6M	$8.500M	$163.0M
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2012	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	394000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	15308000	USD
CY2010	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	459000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	3839000	USD
CY2011	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-476000	USD
CY2010	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	4493000	USD
CY2012	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	20102000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-5898000	USD
CY2010	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	2767000	USD
CY2011	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	270066000	USD
CY2010	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	143439000	USD
CY2012	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	132012000	USD
CY2011	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	294126000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	265582000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	79404000	USD
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-99671000	USD
CY2012	us-gaap	Payments To Acquire Mortgage Backed Securities Mbs Categorized As Available For Sale PaymentsToAcquireMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	626287000	USD
CY2011	us-gaap	Payments To Acquire Mortgage Backed Securities Mbs Categorized As Available For Sale PaymentsToAcquireMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	208382000	USD
CY2010	us-gaap	Payments To Acquire Mortgage Backed Securities Mbs Categorized As Available For Sale PaymentsToAcquireMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	204508000	USD
CY2012	us-gaap	Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	261291000	USD
CY2011	us-gaap	Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	287356000	USD
CY2010	us-gaap	Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	58313000	USD
CY2011	stwd	Proceeds From Maturities Of Mortgage Backed Securities ProceedsFromMaturitiesOfMortgageBackedSecurities	27126000	USD
CY2012	us-gaap	Proceeds From Maturities Prepayments And Calls Of Mortgage Backed Securities Mbs ProceedsFromMaturitiesPrepaymentsAndCallsOfMortgageBackedSecuritiesMBS	89134000	USD
CY2011	us-gaap	Proceeds From Maturities Prepayments And Calls Of Mortgage Backed Securities Mbs ProceedsFromMaturitiesPrepaymentsAndCallsOfMortgageBackedSecuritiesMBS	113915000	USD
CY2010	us-gaap	Proceeds From Maturities Prepayments And Calls Of Mortgage Backed Securities Mbs ProceedsFromMaturitiesPrepaymentsAndCallsOfMortgageBackedSecuritiesMBS	38838000	USD
CY2012	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	1753363000	USD
CY2011	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	1558690000	USD
CY2010	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	1208814000	USD
CY2012	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	615227000	USD
CY2011	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	305316000	USD
CY2010	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	114717000	USD
CY2012	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	344431000	USD
CY2011	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	47500000	USD
CY2010	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	38164000	USD
CY2012	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	55223000	USD
CY2011	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	26933000	USD
CY2010	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	13642000	USD
CY2012	stwd	Payments To Acquire Accrued Interest On Investments PaymentsToAcquireAccruedInterestOnInvestments	1025000	USD
CY2011	stwd	Payments To Acquire Accrued Interest On Investments PaymentsToAcquireAccruedInterestOnInvestments	2111000	USD
CY2010	stwd	Payments To Acquire Accrued Interest On Investments PaymentsToAcquireAccruedInterestOnInvestments	3022000	USD
CY2012	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	14824000	USD
CY2011	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	37088000	USD
CY2010	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	15029000	USD
CY2012	stwd	Proceeds From Repayments Of Other Investment ProceedsFromRepaymentsOfOtherInvestment	892000	USD
CY2011	stwd	Proceeds From Repayments Of Other Investment ProceedsFromRepaymentsOfOtherInvestment	655000	USD
CY2012	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments	8341000	USD
CY2011	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments	2844000	USD
CY2010	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments	1987000	USD
CY2011	stwd	Payments To Acquire Treasury Securities Debt PaymentsToAcquireTreasurySecuritiesDebt	112619000	USD
CY2011	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	112741000	USD
CY2011	stwd	Payment For Collateral Deposit Under Treasury Securities Loan Agreement PaymentForCollateralDepositUnderTreasurySecuritiesLoanAgreement	-112741000	USD
CY2011	stwd	Proceeds From Collateral Deposit Under Treasury Securities Loan Agreement ProceedsFromCollateralDepositUnderTreasurySecuritiesLoanAgreement	-112741000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-1188665000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-1002058000	USD
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-1165712000	USD
CY2011	us-gaap	Payments For Derivative Instrument Investing Activities PaymentsForDerivativeInstrumentInvestingActivities	7554000	USD
CY2012	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1777480000	USD
CY2011	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1604029000	USD
CY2010	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	477705000	USD
CY2012	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1575185000	USD
CY2011	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1080171000	USD
CY2010	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	69440000	USD
CY2012	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	35738000	USD
CY2010	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	54086000	USD
CY2012	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	8620000	USD
CY2011	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	4887000	USD
CY2010	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	4463000	USD
CY2012	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	875737000	USD
CY2011	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	476740000	USD
CY2010	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	453790000	USD
CY2012	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	2034000	USD
CY2011	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	28286000	USD
CY2010	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	18986000	USD
CY2011	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	10642000	USD
CY2012	us-gaap	Payments Of Dividends PaymentsOfDividends	186102000	USD
CY2011	us-gaap	Payments Of Dividends PaymentsOfDividends	142854000	USD
CY2010	us-gaap	Payments Of Dividends PaymentsOfDividends	44250000	USD
CY2012	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	94250000	USD
CY2011	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	5239000	USD
CY2010	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	3002000	USD
CY2012	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	24537000	USD
CY2011	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	9341000	USD
CY2010	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	4336000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	986727000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	809827000	USD
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	847108000	USD
CY2012	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	63644000	USD
CY2011	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	-112827000	USD
CY2010	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	-418275000	USD
CY2012	us-gaap	Interest Paid InterestPaid	42272000	USD
CY2011	us-gaap	Interest Paid InterestPaid	25193000	USD
CY2010	us-gaap	Interest Paid InterestPaid	14664000	USD
CY2012	us-gaap	Income Taxes Paid IncomeTaxesPaid	1036000	USD
CY2011	us-gaap	Income Taxes Paid IncomeTaxesPaid	1074000	USD
CY2010	us-gaap	Income Taxes Paid IncomeTaxesPaid	633000	USD
CY2012	us-gaap	Proceeds From Securities Purchased Under Agreements To Resell ProceedsFromSecuritiesPurchasedUnderAgreementsToResell	2752000	USD
CY2010	us-gaap	Proceeds From Securities Purchased Under Agreements To Resell ProceedsFromSecuritiesPurchasedUnderAgreementsToResell	22214000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	226854000	USD
CY2009Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	645129000	USD
CY2012Q4	us-gaap	Dividends Payable Amount DividendsPayableAmount	73796000	USD
CY2011Q4	us-gaap	Dividends Payable Amount DividendsPayableAmount	41431000	USD
CY2010Q4	us-gaap	Dividends Payable Amount DividendsPayableAmount	29081000	USD
CY2012	us-gaap	Nature Of Operations NatureOfOperations	<div style='font-size:10.0pt;FONT-FAMILY: Times New Roman;'> <p style="FONT-FAMILY: times"><font size="2"><b>1. Business and Organization</b></font></p> <p style="FONT-FAMILY: times"><font size="2">        Starwood Property Trust, Inc. ("the Trust" together with its subsidiaries, "we" or the "Company") is a Maryland corporation that commenced operations on August 17, 2009 ("Inception") upon the completion of its initial public offering ("IPO"). We are focused on originating, investing in, financing and managing commercial mortgage loans and other commercial real estate debt investments, commercial mortgage-backed securities ("CMBS"), and other commercial real estate-related debt investments. We collectively refer to commercial mortgage loans, other commercial real estate debt investments, CMBS, and other commercial real estate-related debt investments as our target assets. We also invest in residential mortgage-backed securities ("RMBS") and residential real estate owned ("REO"), and may invest in distressed or non-performing loans, commercial properties subject to net leases and residential mortgage loans. As market conditions change over time, we may adjust our strategy to take advantage of changes in interest rates and credit spreads as well as economic and credit conditions.</font></p> <p style="FONT-FAMILY: times"><font size="2">        We are organized and conduct our operations to qualify as a real estate investment trust ("REIT") under the Internal Revenue Code of 1986, as amended (the "Code"). As such, we will generally not be subject to U.S. federal corporate income tax on that portion of our net income that is distributed to stockholders if we distribute at least 90% of our taxable income to our stockholders by prescribed dates and comply with various other requirements.</font></p> <p style="FONT-FAMILY: times"><font size="2">        We are organized as a holding company and conduct our business primarily through our various wholly-owned subsidiaries. We are externally managed and advised by SPT Management, LLC (our "Manager") pursuant to the terms of a management agreement. Our Manager is controlled by Barry Sternlicht, our Chairman and Chief Executive Officer. Our Manager is an affiliate of Starwood Capital Group, a privately-held private equity firm founded and controlled by Mr. Sternlicht.</font></p> <p style="FONT-FAMILY: times"><font size="2">        As of December 31, 2012, investments with collateral in the hospitality, office, and retail property sectors represented 45.3%, 17.6%, and 15.7% of our investment portfolio, respectively. Such allocations could materially change in the future.</font></p></div>
CY2010	us-gaap	Labor And Related Expense LaborAndRelatedExpense	22775000	USD
CY2012	stwd	Acquisition And Investment Pursuit Costs AcquisitionAndInvestmentPursuitCosts	4310000	USD
CY2011	stwd	Acquisition And Investment Pursuit Costs AcquisitionAndInvestmentPursuitCosts	2571000	USD
CY2010	stwd	Acquisition And Investment Pursuit Costs AcquisitionAndInvestmentPursuitCosts	378000	USD
CY2012	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	12116000	USD
CY2011	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	9450000	USD
CY2010	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	6899000	USD
CY2012	us-gaap	Operating Expenses OperatingExpenses	75393000	USD
CY2011	us-gaap	Operating Expenses OperatingExpenses	50920000	USD
CY2010	us-gaap	Operating Expenses OperatingExpenses	30052000	USD
CY2012	stwd	Income Loss Before Other Income Expense And Income Taxes IncomeLossBeforeOtherIncomeExpenseAndIncomeTaxes	184462000	USD
CY2011	stwd	Income Loss Before Other Income Expense And Income Taxes IncomeLossBeforeOtherIncomeExpenseAndIncomeTaxes	125271000	USD
CY2010	stwd	Income Loss Before Other Income Expense And Income Taxes IncomeLossBeforeOtherIncomeExpenseAndIncomeTaxes	47684000	USD
CY2012	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	3615000	USD
CY2011	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	3075000	USD
CY2010	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1403000	USD
CY2012	us-gaap	Impairment Of Investments ImpairmentOfInvestments	4402000	USD
CY2011	us-gaap	Impairment Of Investments ImpairmentOfInvestments	6001000	USD
CY2012	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	25532000	USD
CY2011	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	20994000	USD
CY2010	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	11629000	USD
CY2012	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	8571000	USD
CY2011	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	-902000	USD
CY2010	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	57000	USD
CY2012	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-15180000	USD
CY2011	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	4491000	USD
CY2010	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-7500000	USD
CY2012	us-gaap	Gain Loss On Interest Rate Derivative Instruments Not Designated As Hedging Instruments GainLossOnInterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstruments	1023000	USD
CY2011	us-gaap	Gain Loss On Interest Rate Derivative Instruments Not Designated As Hedging Instruments GainLossOnInterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-27130000	USD
CY2010	us-gaap	Gain Loss On Interest Rate Derivative Instruments Not Designated As Hedging Instruments GainLossOnInterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-55000	USD
CY2011	stwd	Gain Loss On Credit Risk Derivative Instruments Not Designated As Hedging Instruments GainLossOnCreditRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments	2358000	USD
CY2012	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-5760000	USD
CY2011	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	5760000	USD
CY2012	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	6549000	USD
CY2011	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-6518000	USD
CY2010	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	6050000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	204705000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	121398000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	59268000	USD
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1023000	USD
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	790000	USD
CY2010	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	426000	USD
CY2012	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2487000	USD
CY2011	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1231000	USD
CY2010	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1796000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	201195000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	119377000	USD
CY2010	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	57046000	USD
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.76
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.38
CY2010	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.16
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.76
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.38
CY2010	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
CY2012	us-gaap	Share Based Goods And Nonemployee Services Transaction Expense ShareBasedGoodsAndNonemployeeServicesTransactionExpense	15714000	USD
CY2010	us-gaap	Share Based Goods And Nonemployee Services Transaction Expense ShareBasedGoodsAndNonemployeeServicesTransactionExpense	7420000	USD
CY2011	us-gaap	Share Based Goods And Nonemployee Services Transaction Expense ShareBasedGoodsAndNonemployeeServicesTransactionExpense	13493000	USD
CY2012	stwd	Amortization Of Share Based Compensation AmortizationOfShareBasedCompensation	448000	USD
CY2011	stwd	Amortization Of Share Based Compensation AmortizationOfShareBasedCompensation	250000	USD
CY2010	stwd	Amortization Of Share Based Compensation AmortizationOfShareBasedCompensation	102000	USD
CY2012	stwd	Other Than Temporary Impairment Noncredit Losses Recognized In Earnings OtherThanTemporaryImpairmentNoncreditLossesRecognizedInEarnings	2854000	USD
CY2011	stwd	Other Than Temporary Impairment Noncredit Losses Recognized In Earnings OtherThanTemporaryImpairmentNoncreditLossesRecognizedInEarnings	1310000	USD
CY2009Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	896035000	USD
CY2010Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1337229000	USD
CY2010	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	453790000	USD
CY2010	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	18986000	USD
CY2010	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	7522000	USD
CY2010	us-gaap	Dividends Common Stock DividendsCommonStock	67982000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	9342000	USD
CY2010	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	3002000	USD
CY2010	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	4336000	USD
CY2011	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	476728000	USD
CY2011	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	1091000	USD
CY2011	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	13754000	USD
CY2011	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	1207000	USD
CY2011	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	10642000	USD
CY2011	us-gaap	Dividends Common Stock DividendsCommonStock	155204000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	-13340000	USD
CY2011	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	5239000	USD
CY2011	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	9341000	USD
CY2012	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	875737000	USD
CY2012	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	2034000	USD
CY2012	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	16163000	USD
CY2012	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3591000	USD
CY2012	dei	Entity Registrant Name EntityRegistrantName	STARWOOD PROPERTY TRUST, INC.
CY2012	dei	Entity Central Index Key EntityCentralIndexKey	0001465128
CY2012	dei	Document Type DocumentType	10-K
CY2012	dei	Document Period End Date DocumentPeriodEndDate	2012-12-31
CY2012	dei	Amendment Flag AmendmentFlag	false
CY2012	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2012	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2013Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	135499506	shares
CY2012	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
CY2012	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	177671000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	114027000	USD
CY2012Q4	us-gaap	Notes Receivable Net NotesReceivableNet	2914434000	USD
CY2011Q4	us-gaap	Notes Receivable Net NotesReceivableNet	2268599000	USD
CY2011Q4	us-gaap	Loans Receivable Held For Sale Net LoansReceivableHeldForSaleNet	128593000	USD
CY2012Q4	us-gaap	Securitized Assets And Any Other Financial Assets Managed Together Principal Amount Outstanding SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding	85901000	USD
CY2011Q4	us-gaap	Securitized Assets And Any Other Financial Assets Managed Together Principal Amount Outstanding SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding	50316000	USD
CY2012Q4	us-gaap	Mortgage Backed Securities Available For Sale Fair Value Disclosure MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure	862587000	USD
CY2011Q4	us-gaap	Mortgage Backed Securities Available For Sale Fair Value Disclosure MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure	341734000	USD
CY2012Q4	us-gaap	Other Investments OtherInvestments	221983000	USD
CY2011Q4	us-gaap	Other Investments OtherInvestments	44379000	USD
CY2012Q4	us-gaap	Interest Receivable InterestReceivable	24120000	USD
CY2011Q4	us-gaap	Interest Receivable InterestReceivable	15176000	USD
CY2012Q4	us-gaap	Derivative Assets DerivativeAssets	9227000	USD
CY2011Q4	us-gaap	Derivative Assets DerivativeAssets	12816000	USD
CY2012Q4	us-gaap	Other Assets OtherAssets	25021000	USD
CY2011Q4	us-gaap	Other Assets OtherAssets	21807000	USD
CY2012Q4	us-gaap	Assets Assets	4324373000	USD
CY2011Q4	us-gaap	Assets Assets	2997447000	USD
CY2012Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	8890000	USD
CY2011Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	5051000	USD
CY2012Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	1803000	USD
CY2011Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	8348000	USD
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CY2011Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	41431000	USD
CY2012Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	27770000	USD
CY2011Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	19652000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-55129000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	2719346000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	1759488000	USD
CY2012Q4	us-gaap	Minority Interest MinorityInterest	77859000	USD
CY2012Q4	us-gaap	Secured Debt SecuredDebt	1305812000	USD
CY2011Q4	us-gaap	Secured Debt SecuredDebt	1103517000	USD
CY2012Q4	us-gaap	Principal Amount Outstanding On Loans Securitized PrincipalAmountOutstandingOnLoansSecuritized	87893000	USD
CY2011Q4	us-gaap	Principal Amount Outstanding On Loans Securitized PrincipalAmountOutstandingOnLoansSecuritized	53199000	USD
CY2012Q4	us-gaap	Other Liabilities OtherLiabilities	21204000	USD
CY2011Q4	us-gaap	Other Liabilities OtherLiabilities	1102000	USD
CY2012Q4	us-gaap	Liabilities Liabilities	1527168000	USD
CY2011Q4	us-gaap	Liabilities Liabilities	1232300000	USD
CY2011Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	1361000	USD
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	938000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2721353000	USD
CY2011Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1828319000	USD
CY2012Q4	us-gaap	Treasury Stock Value TreasuryStockValue	10642000	USD
CY2011Q4	us-gaap	Treasury Stock Value TreasuryStockValue	10642000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	79675000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-3998000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-72401000	USD
CY2011Q4	us-gaap	Minority Interest MinorityInterest	5659000	USD
CY2012Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2797205000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1765147000	USD
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CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2997447000	USD
CY2011Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2012Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2012Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2011Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
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CY2011Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
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CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	136125356	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	93811351	shares
CY2012Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	135499506	shares
CY2011Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	93185501	shares
CY2012Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	625850	shares
CY2011Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	625850	shares
CY2012Q2	dei	Entity Public Float EntityPublicFloat	2437849786	USD
CY2012	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2012	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2012	us-gaap	Profit Loss ProfitLoss	203682000	USD
CY2011	us-gaap	Profit Loss ProfitLoss	120608000	USD
CY2010	us-gaap	Profit Loss ProfitLoss	58842000	USD
CY2012	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease	-1152000	USD
CY2011	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease	205000	USD
CY2010	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease	-1625000	USD
CY2012	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	83377000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-11248000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	13342000	USD
CY2012	us-gaap	Other Comprehensive Income Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	2954000	USD
CY2011	us-gaap	Other Comprehensive Income Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	8298000	USD
CY2010	us-gaap	Other Comprehensive Income Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	2375000	USD
CY2012	stwd	Other Comprehensive Income Reclassification Adjustment For Other Than Temporary Impairment OtherComprehensiveIncomeReclassificationAdjustmentForOtherThanTemporaryImpairment	-4402000	USD
CY2011	stwd	Other Comprehensive Income Reclassification Adjustment For Other Than Temporary Impairment OtherComprehensiveIncomeReclassificationAdjustmentForOtherThanTemporaryImpairment	-6001000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	287355000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	107268000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	68184000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	2487000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	92000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	2935000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	284868000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	107176000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	65249000	USD
CY2012	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	55419000	USD
CY2011	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	25618000	USD
CY2010	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	21981000	USD
CY2012	us-gaap	Interest And Fee Income Loans Commercial InterestAndFeeIncomeLoansCommercial	251561000	USD
CY2011	us-gaap	Interest And Fee Income Loans Commercial InterestAndFeeIncomeLoansCommercial	179355000	USD
CY2010	us-gaap	Interest And Fee Income Loans Commercial InterestAndFeeIncomeLoansCommercial	71543000	USD
CY2012	us-gaap	Interest Expense InterestExpense	47125000	USD
CY2011	us-gaap	Interest Expense InterestExpense	28782000	USD
CY2010	us-gaap	Interest Expense InterestExpense	15788000	USD
CY2012	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	259855000	USD
CY2011	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	176191000	USD
CY2010	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	77736000	USD
CY2012	us-gaap	Labor And Related Expense LaborAndRelatedExpense	56906000	USD
CY2011	us-gaap	Labor And Related Expense LaborAndRelatedExpense	38899000	USD
CY2012	us-gaap	Dividends Common Stock DividendsCommonStock	218467000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	83673000	USD
CY2012	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	94250000	USD
CY2012	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	24537000	USD
CY2012	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	5669000	USD
CY2011	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	3780000	USD
CY2010	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	646000	USD
CY2012	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	33964000	USD
CY2011	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	18071000	USD
CY2010	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	7256000	USD
CY2012	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	-44653000	USD
CY2011	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	-26966000	USD
CY2010	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	-6339000	USD
CY2012	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-1044000	USD
CY2011	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-887000	USD
CY2012	stwd	Share Based Compensation And Nonemployee Services Transaction Expense ShareBasedCompensationAndNonemployeeServicesTransactionExpense	16163000	USD
CY2011	stwd	Share Based Compensation And Nonemployee Services Transaction Expense ShareBasedCompensationAndNonemployeeServicesTransactionExpense	13743000	USD
CY2010	stwd	Share Based Compensation And Nonemployee Services Transaction Expense ShareBasedCompensationAndNonemployeeServicesTransactionExpense	7522000	USD
CY2012	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	16532000	USD
CY2011	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	10653000	USD
CY2010	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	2118000	USD
CY2012	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	8154000	USD
CY2011	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	10314000	USD
CY2010	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	9253000	USD
CY2012	stwd	Foreign Currency Transaction Gain Loss ForeignCurrencyTransactionGainLoss	8809000	USD
CY2011	us-gaap	Gain Loss On Sale Of Other Investments GainLossOnSaleOfOtherInvestments	27000	USD
CY2010	us-gaap	Gain Loss On Sale Of Other Investments GainLossOnSaleOfOtherInvestments	257000	USD
CY2012	stwd	Unrealized Gain Loss On Interest Rate Derivatives Not Designated As Hedging Instruments UnrealizedGainLossOnInterestRateDerivativesNotDesignatedAsHedgingInstruments	10244000	USD
CY2011	stwd	Unrealized Gain Loss On Interest Rate Derivatives Not Designated As Hedging Instruments UnrealizedGainLossOnInterestRateDerivativesNotDesignatedAsHedgingInstruments	-11287000	USD
CY2012	stwd	Unrealized Gain Loss On Foreign Currency Derivatives Not Designated As Hedging Instruments UnrealizedGainLossOnForeignCurrencyDerivativesNotDesignatedAsHedgingInstruments	-17463000	USD
CY2011	stwd	Unrealized Gain Loss On Foreign Currency Derivatives Not Designated As Hedging Instruments UnrealizedGainLossOnForeignCurrencyDerivativesNotDesignatedAsHedgingInstruments	5755000	USD
CY2010	stwd	Unrealized Gain Loss On Foreign Currency Derivatives Not Designated As Hedging Instruments UnrealizedGainLossOnForeignCurrencyDerivativesNotDesignatedAsHedgingInstruments	-7383000	USD
CY2012	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-6545000	USD
CY2011	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	3298000	USD
CY2010	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	1504000	USD
CY2012	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	11393000	USD
CY2011	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	10982000	USD
CY2010	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	7712000	USD
CY2012	stwd	Percentage Of Annual Reit Taxable Income Distributable To Stockholders Minimum PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum	0.90	pure
CY2012Q4	stwd	Percentage Of Investments Collateral In Hospitality Sector PercentageOfInvestmentsCollateralInHospitalitySector	0.453	pure
CY2012Q4	stwd	Percentage Of Investments Collateral In Office Property Sector PercentageOfInvestmentsCollateralInOfficePropertySector	0.176	pure
CY2012Q4	stwd	Percentage Of Investments Collateral In Retail Sector PercentageOfInvestmentsCollateralInRetailSector	0.157	pure
CY2010Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	4100000	USD
CY2011	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	3800000	USD
CY2010	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	600000	USD
CY2012	stwd	Reporting Segments Number ReportingSegmentsNumber	1	segment
CY2012	us-gaap	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	55223000	USD
CY2012	us-gaap	Mortgage Loans On Real Estate Amortization Of Premium MortgageLoansOnRealEstateAmortizationOfPremium	-44653000	USD
CY2012	stwd	Mortgage Loans On Real Estate Unrealized Foreign Currency Remeasurement Gain Loss MortgageLoansOnRealEstateUnrealizedForeignCurrencyRemeasurementGainLoss	12667000	USD
CY2012	stwd	Mortgage Loans On Real Estate Unrealized Gain Loss On Loans Held For Sale At Fair Value MortgageLoansOnRealEstateUnrealizedGainLossOnLoansHeldForSaleAtFairValue	-5760000	USD
CY2012	stwd	Mortgage Loans On Real Estate Face Amount Of New Mortgages MortgageLoansOnRealEstateFaceAmountOfNewMortgages	1700000000	USD
CY2012	stwd	Maximum Ownership Percentage To Classify Investments As Cost Method Investments MaximumOwnershipPercentageToClassifyInvestmentsAsCostMethodInvestments	0.05	pure
CY2010	stwd	Commercial Mortgage Securitization Effective Cost Of Funds CommercialMortgageSecuritizationEffectiveCostOfFunds	0.035	pure
CY2010	stwd	Commercial Mortgage Securitization Number Of Loans Separated CommercialMortgageSecuritizationNumberOfLoansSeparated	5	loan
CY2012Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	7800000	USD
CY2012	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	5700000	USD
CY2012	stwd	Percentage Of Penalty On Income From Prohibited Transactions PercentageOfPenaltyOnIncomeFromProhibitedTransactions	1.00	pure
CY2011Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	5000000	USD
CY2012	stwd	Number Of Taxable Reit Subsidiaries NumberOfTaxableREITSubsidiaries	7	entity
CY2012	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.34	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.33	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.075	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.075	pure
CY2011Q2	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	1100000	USD
CY2010Q4	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	19000000	USD
CY2011Q1	us-gaap	Investment Sold Not Yet Purchased Sale Proceeds InvestmentSoldNotYetPurchasedSaleProceeds	112700000	USD
CY2011Q1	stwd	Gain Loss On Settlement Of Securities Sold Short GainLossOnSettlementOfSecuritiesSoldShort	122000	USD
CY2011	stwd	Investment Sold Not Yet Purchased Pricing Movement Effect InvestmentSoldNotYetPurchasedPricingMovementEffect	194000	USD
CY2011	stwd	Investment Sold Not Yet Purchased Interest Expense And Transaction Costs InvestmentSoldNotYetPurchasedInterestExpenseAndTransactionCosts	72000	USD
CY2012	stwd	Initial Term Of Residential Leases InitialTermOfResidentialLeases	1
CY2012Q4	stwd	Mortgage Loans On Real Estate Principal Amount Of Mortgages MortgageLoansOnRealEstatePrincipalAmountOfMortgages	3099060000	USD
CY2011Q4	stwd	Mortgage Loans On Real Estate Principal Amount Of Mortgages MortgageLoansOnRealEstatePrincipalAmountOfMortgages	2552020000	USD
CY2012Q4	stwd	Mortgage Loans On Real Estate With Variable Rate Basis Percentage MortgageLoansOnRealEstateWithVariableRateBasisPercentage	0.639	pure
CY2012Q4	us-gaap	Loans Receivable Basis Spread On Variable Rate LoansReceivableBasisSpreadOnVariableRate	0.0606	pure
CY2012	us-gaap	Loans Receivable Description Of Variable Rate Basis LoansReceivableDescriptionOfVariableRateBasis	LIBOR
CY2011Q4	stwd	Mortgage Loans On Real Estate With Variable Rate Basis Percentage MortgageLoansOnRealEstateWithVariableRateBasisPercentage	0.452	pure
CY2011	us-gaap	Loans Receivable Description Of Variable Rate Basis LoansReceivableDescriptionOfVariableRateBasis	LIBOR
CY2011Q4	us-gaap	Loans Receivable Basis Spread On Variable Rate LoansReceivableBasisSpreadOnVariableRate	0.0433	pure
CY2009Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	214521000	USD
CY2010	us-gaap	Mortgage Loans On Real Estate New Mortgage Loans MortgageLoansOnRealEstateNewMortgageLoans	1352253000	USD
CY2010	stwd	Mortgage Loans On Real Estate Capitalized Interest MortgageLoansOnRealEstateCapitalizedInterest	3323000	USD
CY2010	us-gaap	Mortgage Loans On Real Estate Cost Of Mortgages Sold MortgageLoansOnRealEstateCostOfMortgagesSold	28911000	USD
CY2010	stwd	Mortgage Loans On Real Estate Loan Maturities MortgageLoansOnRealEstateLoanMaturities	114717000	USD
CY2010	us-gaap	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	13642000	USD
CY2010	us-gaap	Mortgage Loans On Real Estate Amortization Of Premium MortgageLoansOnRealEstateAmortizationOfPremium	-6339000	USD
CY2010	stwd	Mortgage Loans On Real Estate Unrealized Foreign Currency Remeasurement Gain Loss MortgageLoansOnRealEstateUnrealizedForeignCurrencyRemeasurementGainLoss	6077000	USD
CY2010Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	1425243000	USD
CY2011	us-gaap	Mortgage Loans On Real Estate New Mortgage Loans MortgageLoansOnRealEstateNewMortgageLoans	1782964000	USD
CY2011	us-gaap	Mortgage Loans On Real Estate Other Additions MortgageLoansOnRealEstateOtherAdditions	45792000	USD
CY2011	stwd	Mortgage Loans On Real Estate Capitalized Interest MortgageLoansOnRealEstateCapitalizedInterest	7485000	USD
CY2011	us-gaap	Mortgage Loans On Real Estate Cost Of Mortgages Sold MortgageLoansOnRealEstateCostOfMortgagesSold	331312000	USD
CY2011	stwd	Mortgage Loans On Real Estate Loan Maturities MortgageLoansOnRealEstateLoanMaturities	305316000	USD
CY2011	stwd	Mortgage Loans On Real Estate Transfer Out MortgageLoansOnRealEstateTransferOut	176635000	USD
CY2011	us-gaap	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	26933000	USD
CY2011	us-gaap	Mortgage Loans On Real Estate Amortization Of Premium MortgageLoansOnRealEstateAmortizationOfPremium	-26966000	USD
CY2011	stwd	Mortgage Loans On Real Estate Unrealized Foreign Currency Remeasurement Gain Loss MortgageLoansOnRealEstateUnrealizedForeignCurrencyRemeasurementGainLoss	-6506000	USD
CY2011	stwd	Mortgage Loans On Real Estate Unrealized Gain Loss On Loans Held For Sale At Fair Value MortgageLoansOnRealEstateUnrealizedGainLossOnLoansHeldForSaleAtFairValue	5760000	USD
CY2011Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	2447508000	USD
CY2012Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	3000335000	USD
CY2012	us-gaap	Mortgage Loans On Real Estate Other Additions MortgageLoansOnRealEstateOtherAdditions	13419000	USD
CY2012	us-gaap	Mortgage Loans On Real Estate New Mortgage Loans MortgageLoansOnRealEstateNewMortgageLoans	1739955000	USD
CY2012	stwd	Mortgage Loans On Real Estate Capitalized Interest MortgageLoansOnRealEstateCapitalizedInterest	3594000	USD
CY2012	us-gaap	Mortgage Loans On Real Estate Cost Of Mortgages Sold MortgageLoansOnRealEstateCostOfMortgagesSold	468054000	USD
CY2012	stwd	Mortgage Loans On Real Estate Loan Maturities MortgageLoansOnRealEstateLoanMaturities	615227000	USD
CY2012	stwd	Mortgage Loans On Real Estate Transfer Out MortgageLoansOnRealEstateTransferOut	115100000	USD
CY2010	stwd	Commercial Mortgage Securitization Loans Separated Aggregate Face Value CommercialMortgageSecuritizationLoansSeparatedAggregateFaceValue	178000000	USD
CY2010	stwd	Commercial Mortgage Securitization Number Of Contributed Senior Loans CommercialMortgageSecuritizationNumberOfContributedSeniorLoans	5	loan
CY2010	stwd	Commercial Mortgage Securitization Contributed Loans Face Amount CommercialMortgageSecuritizationContributedLoansFaceAmount	84000000	USD
CY2010	us-gaap	Proceeds From Securitizations Of Loans Held For Investment ProceedsFromSecuritizationsOfLoansHeldForInvestment	92000000	USD
CY2010	stwd	Commercial Mortgage Securitization Retained Junior Loans Face Amount CommercialMortgageSecuritizationRetainedJuniorLoansFaceAmount	94000000	USD
CY2010Q4	stwd	Commercial Mortgage Securitization Contributed Loans Remaining Maturity Period Low End Of Range CommercialMortgageSecuritizationContributedLoansRemainingMaturityPeriodLowEndOfRange	4
CY2010Q4	stwd	Commercial Mortgage Securitization Contributed Loans Remaining Maturity Period High End Of Range CommercialMortgageSecuritizationContributedLoansRemainingMaturityPeriodHighEndOfRange	7
CY2010	stwd	Commercial Mortgage Securitization Number Of First Mortgage Loans Split Into Two Levels CommercialMortgageSecuritizationNumberOfFirstMortgageLoansSplitIntoTwoLevels	2	loan
CY2010	stwd	Commercial Mortgage Securitization Number Of First Mortgage Loans Split Into Three Levels CommercialMortgageSecuritizationNumberOfFirstMortgageLoansSplitIntoThreeLevels	3	loan
CY2010	stwd	Commercial Mortgage Securitization Number Of Loans Not Qualifying For Sale Treatment CommercialMortgageSecuritizationNumberOfLoansNotQualifyingForSaleTreatment	2	loan
CY2011Q1	stwd	Commercial Mortgage Securitization Number Of Contributed Loans CommercialMortgageSecuritizationNumberOfContributedLoans	3	loan
CY2011Q1	us-gaap	Proceeds From Securitizations Of Loans Held For Investment ProceedsFromSecuritizationsOfLoansHeldForInvestment	56000000	USD
CY2011Q1	stwd	Amount Of Gain Or Loss From Sale Of Financial Assets In Securitizations AmountOfGainOrLossFromSaleOfFinancialAssetsInSecuritizations	1900000	USD
CY2011Q1	stwd	Amount Of Net Gain Or Loss From Sale Of Financial Assets In Securitizations AmountOfNetGainOrLossFromSaleOfFinancialAssetsInSecuritizations	1800000	USD
CY2011Q1	stwd	Interest Rate Hedge Termination Realized Gain Loss InterestRateHedgeTerminationRealizedGainLoss	-100000	USD
CY2011Q2	stwd	Proceeds From Non Securitization Sale Of Loan ProceedsFromNonSecuritizationSaleOfLoan	78400000	USD
CY2011Q2	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	3400000	USD
CY2011Q2	stwd	Net Gain Loss On Sale Of Loans And Leases NetGainLossOnSaleOfLoansAndLeases	-2900000	USD
CY2011Q2	stwd	Interest Rate Hedge Termination Realized Gain Loss InterestRateHedgeTerminationRealizedGainLoss	-500000	USD
CY2011Q3	stwd	Carrying Value Of Financial Assets Sold In Securitizations CarryingValueOfFinancialAssetsSoldInSecuritizations	154400000	USD
CY2011Q3	us-gaap	Proceeds From Securitizations Of Loans Held For Investment ProceedsFromSecuritizationsOfLoansHeldForInvestment	69700000	USD
CY2011Q3	stwd	Amount Of Gain Or Loss From Sale Of Financial Assets In Securitizations AmountOfGainOrLossFromSaleOfFinancialAssetsInSecuritizations	5100000	USD
CY2011Q3	stwd	Credit Hedge Termination Realized Gain Loss CreditHedgeTerminationRealizedGainLoss	2200000	USD
CY2011Q3	stwd	Interest Rate Hedge Termination Realized Gain Loss InterestRateHedgeTerminationRealizedGainLoss	-7400000	USD
CY2011Q4	stwd	Carrying Value Of Financial Assets Sold In Securitizations CarryingValueOfFinancialAssetsSoldInSecuritizations	42500000	USD
CY2012Q1	stwd	Commercial Mortgage Securitization Number Of Loans Sold CommercialMortgageSecuritizationNumberOfLoansSold	6	loan
CY2012Q1	stwd	Carrying Value Of Financial Assets Sold In Securitizations CarryingValueOfFinancialAssetsSoldInSecuritizations	122700000	USD
CY2012Q1	us-gaap	Proceeds From Securitizations Of Loans Held For Investment ProceedsFromSecuritizationsOfLoansHeldForInvestment	40600000	USD
CY2012Q1	stwd	Amount Of Gain Or Loss From Sale Of Financial Assets In Securitizations AmountOfGainOrLossFromSaleOfFinancialAssetsInSecuritizations	9400000	USD
CY2012Q1	us-gaap	Gain Loss On Interest Rate Fair Value Hedge Ineffectiveness GainLossOnInterestRateFairValueHedgeIneffectiveness	-8400000	USD
CY2012Q1	stwd	Amount Of Net Gain Or Loss From Sale Of Financial Assets In Securitizations AmountOfNetGainOrLossFromSaleOfFinancialAssetsInSecuritizations	1000000	USD
CY2012Q1	stwd	Percentage Of Euro Denominated Loan PercentageOfEuroDenominatedLoan	0.50	pure
CY2012Q1	stwd	Proceeds From Non Securitization Sale Of Loan ProceedsFromNonSecuritizationSaleOfLoan	28800000	USD
CY2012Q1	stwd	Net Gain Loss On Sale Of Loans And Leases NetGainLossOnSaleOfLoansAndLeases	-2100000	USD
CY2012Q1	stwd	Credit Hedge Termination Realized Gain Loss CreditHedgeTerminationRealizedGainLoss	2100000	USD
	stwd	Mortgage Loans On Real Estate Face Amount MortgageLoansOnRealEstateFaceAmount	51500000	USD
CY2012	stwd	Carrying Value Of Financial Assets CarryingValueOfFinancialAssets	35600000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	633148000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	301828000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	370836000	USD
CY2012Q4	stwd	Long Term Debt Maturities Aggregate Repayments Of Principal LongTermDebtMaturitiesAggregateRepaymentsOfPrincipal	1305812000	USD
CY2012	us-gaap	Maximum Length Of Time Hedged In Cash Flow Hedge MaximumLengthOfTimeHedgedInCashFlowHedge	P102M
CY2012	stwd	Credit Risk Related Contingent Features Default Threshold Debt As A Percentage Of Total Assets CreditRiskRelatedContingentFeaturesDefaultThresholdDebtAsAPercentageOfTotalAssets	0.75	pure
CY2012Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	25300000	USD
CY2012Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	3300000	USD
CY2012Q4	us-gaap	Assets Needed For Immediate Settlement Aggregate Fair Value AssetsNeededForImmediateSettlementAggregateFairValue	25300000	USD
CY2012Q2	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.44
CY2012Q3	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.44
CY2011Q2	us-gaap	Payments To Fund Longterm Loans To Related Parties PaymentsToFundLongtermLoansToRelatedParties	35000000	USD
CY2011Q2	stwd	Related Party Subordinate Loan RelatedPartySubordinateLoan	75000000	USD
CY2012Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.140	pure
CY2012Q4	stwd	Debt Instrument Interest Rate Stated Percentage Thereafter DebtInstrumentInterestRateStatedPercentageThereafter	0.1325	pure
CY2011Q4	stwd	Term Of Loan TermOfLoan	6
CY2012Q3	stwd	Payment Of Eur Denominated Mezzanine Loan Purchased PaymentOfEURDenominatedMezzanineLoanPurchased	68400000	USD
CY2012Q3	stwd	Mortgage Loans On Real Estate Percentage Owned By Independent Third Party MortgageLoansOnRealEstatePercentageOwnedByIndependentThirdParty	0.50	pure
CY2012Q3	stwd	Mortgage Loans On Real Estate Percentage Owned By Several Private Investments Funds MortgageLoansOnRealEstatePercentageOwnedBySeveralPrivateInvestmentsFunds	0.50	pure
CY2012Q3	stwd	Mortgage Loans On Real Estate Initial Term MortgageLoansOnRealEstateInitialTerm	2
CY2012Q3	stwd	Mortgage Loans On Real Estate Prepayment Fee MortgageLoansOnRealEstatePrepaymentFee	0.010	pure
CY2012Q3	stwd	Mortgage Loans On Real Estate Upfront Fee MortgageLoansOnRealEstateUpfrontFee	0.020	pure
CY2012Q3	us-gaap	Mortgage Loans On Real Estate Interest Rate MortgageLoansOnRealEstateInterestRate	0.125	pure
CY2009Q3	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	47575000	shares
CY2009Q3	stwd	Stock Issued To Related Party During Period Shares New Issues StockIssuedToRelatedPartyDuringPeriodSharesNewIssues	1000000	shares
CY2009Q3	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	20
CY2011Q2	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	22000000	shares
CY2011Q2	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	21.67
CY2010Q4	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	23000000	shares
CY2010Q4	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	19.73
CY2012Q2	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	23000000	shares
CY2012Q2	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	19.88
CY2012Q2	stwd	Stock Issued During Period Aggregate Gross Sales Price New Issues StockIssuedDuringPeriodAggregateGrossSalesPriceNewIssues	250000000	USD
CY2012Q4	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	18400000	shares
CY2012Q4	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	22.74
CY2011Q3	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	100000000	USD
CY2011Q3	us-gaap	Stock Repurchase Program Period In Force StockRepurchaseProgramPeriodInForce	1
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	625850	shares
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	10600000	USD
	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	17.00
CY2012Q1	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.44
CY2011Q3	us-gaap	Revenues Revenues	50753000	USD
CY2012	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1185318	shares
CY2011	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	998604	shares
CY2012Q4	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.44
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	998604	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1185318	shares
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1690809	shares
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	22590	shares
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	931304	shares
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	714795	shares
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	744590	shares
CY2010Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	8203000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	82246000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2578000	USD
CY2010Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	9828000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-2571000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-1420000	USD
CY2010Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-1625000	USD
CY2012	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	1605000	USD
CY2011	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	2226000	USD
CY2010	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	1388000	USD
CY2012	stwd	Net Income Loss Available To Common Stockholders Basic And Diluted NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted	199590000	USD
CY2011	stwd	Net Income Loss Available To Common Stockholders Basic And Diluted NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted	117151000	USD
CY2010	stwd	Net Income Loss Available To Common Stockholders Basic And Diluted NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted	55658000	USD
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113721070	shares
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	84974604	shares
CY2010	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	49138720	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	114633183	shares
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	86409327	shares
CY2010	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	50021824	shares
CY2011Q4	us-gaap	Revenues Revenues	52095000	USD
CY2010Q1	us-gaap	Revenues Revenues	12398000	USD
CY2010Q2	us-gaap	Revenues Revenues	17978000	USD
CY2011Q3	us-gaap	Profit Loss ProfitLoss	14503000	USD
CY2012Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.53
CY2012Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.40
CY2010	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1690810	shares
CY2012Q4	stwd	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Future Vesting In First Full Fiscal Year ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsFutureVestingInFirstFullFiscalYear	669069	shares
CY2012Q4	stwd	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Future Vesting In Second Full Fiscal Year ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsFutureVestingInSecondFullFiscalYear	297501	shares
CY2012Q4	stwd	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Future Vesting In Third Full Fiscal Year ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsFutureVestingInThirdFullFiscalYear	218748	shares
CY2012Q1	us-gaap	Revenues Revenues	65900000	USD
CY2012Q2	us-gaap	Revenues Revenues	58421000	USD
CY2012Q3	us-gaap	Revenues Revenues	60816000	USD
CY2012Q4	us-gaap	Revenues Revenues	74718000	USD
CY2011Q1	us-gaap	Revenues Revenues	31433000	USD
CY2011Q2	us-gaap	Revenues Revenues	41127000	USD
CY2010Q3	us-gaap	Revenues Revenues	22822000	USD
CY2010Q4	us-gaap	Revenues Revenues	24538000	USD
CY2012Q1	us-gaap	Profit Loss ProfitLoss	50288000	USD
CY2012Q2	us-gaap	Profit Loss ProfitLoss	44619000	USD
CY2012Q3	us-gaap	Profit Loss ProfitLoss	50342000	USD
CY2012Q4	us-gaap	Profit Loss ProfitLoss	58432000	USD
CY2011Q1	us-gaap	Profit Loss ProfitLoss	31725000	USD
CY2011Q2	us-gaap	Profit Loss ProfitLoss	33312000	USD
CY2011Q4	us-gaap	Profit Loss ProfitLoss	41068000	USD
CY2010Q1	us-gaap	Profit Loss ProfitLoss	6260000	USD
CY2010Q2	us-gaap	Profit Loss ProfitLoss	11410000	USD
CY2010Q3	us-gaap	Profit Loss ProfitLoss	23283000	USD
CY2010Q4	us-gaap	Profit Loss ProfitLoss	17889000	USD
CY2012Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	50159000	USD
CY2012Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	44490000	USD
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	50212000	USD
CY2012Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	56333000	USD
CY2011Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	31447000	USD
CY2011Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32424000	USD
CY2011Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	14478000	USD
CY2011Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	41028000	USD
CY2010Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	5941000	USD
CY2010Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	10849000	USD
CY2010Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22683000	USD
CY2010Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	17573000	USD
CY2012	stwd	Payment For Acquisition And Improvement Of Real Estate PaymentForAcquisitionAndImprovementOfRealEstate	172326000	USD
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.43
CY2012Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.42
CY2011Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.43
CY2012	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	4714000	USD
CY2012Q4	stwd	Mortgage Loans On Real Estate With Variable Rate Basis Amount MortgageLoansOnRealEstateWithVariableRateBasisAmount	1900000000	USD
CY2011Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.39
CY2011Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2011Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.44
CY2010Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.12
CY2010Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.23
CY2010Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.47
CY2010Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.33
CY2012Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.53
CY2012Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.43
CY2012Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2011Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.43
CY2011Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.39
CY2011Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2011Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.44
CY2010Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.12
CY2010Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.22
CY2010Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.47
CY2010Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.33
CY2011Q3	stwd	Increase Decrease In Value Of Derivative Instruments And Loans Held For Sale IncreaseDecreaseInValueOfDerivativeInstrumentsAndLoansHeldForSale	19000000	USD
CY2012Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	3429000	USD
CY2012	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	2061000	USD
CY2012	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	586000	USD
CY2012	us-gaap	Availableforsale Securities Transfers To Trading Gains Losses Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesTransfersToTradingGainsLossesExcludingOtherThanTemporaryImpairments	295000	USD
CY2012	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	3429000	USD
CY2012	stwd	Proceeds From Return Of Investment Basis In Purchased Derivative Asset ProceedsFromReturnOfInvestmentBasisInPurchasedDerivativeAsset	3336000	USD
CY2010	us-gaap	Payments For Securities Purchased Under Agreements To Resell PaymentsForSecuritiesPurchasedUnderAgreementsToResell	47178000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	20457000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	73242000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionImprovements	5416000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	20457000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	78658000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land And Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfLandAndBuildingsAndImprovements	99115000	USD
CY2012Q4	us-gaap	Real Estate And Accumulated Depreciation Accumulated Depreciation RealEstateAndAccumulatedDepreciationAccumulatedDepreciation	213000	USD
CY2010	stwd	Unrealized Gain Loss On Interest Rate Derivatives Not Designated As Hedging Instruments UnrealizedGainLossOnInterestRateDerivativesNotDesignatedAsHedgingInstruments	-55000	USD
CY2012Q4	stwd	Special Dividend Declared SpecialDividendDeclared	0.10
CY2011	stwd	Mortgage Loans On Real Estate Allowance Of Loan Losses As Percentage Of Carrying Amount MortgageLoansOnRealEstateAllowanceOfLoanLossesAsPercentageOfCarryingAmount	0.045	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.34	pure
CY2012	stwd	Maximum Maturity Period Of Short Term Investments MaximumMaturityPeriodOfShortTermInvestments	P3M
CY2012	stwd	Significant Acquisitions And Disposals Acquisition Deposit Paid Upon Execution Of Purchase Agreement SignificantAcquisitionsAndDisposalsAcquisitionDepositPaidUponExecutionOfPurchaseAgreement	50000000	USD
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.075	pure
CY2012Q4	stwd	Participating Investment In Senior Notes ParticipatingInvestmentInSeniorNotes	421200000	USD
CY2012Q4	stwd	Significant Acquisitions And Disposals Acquisition Additional Deposit Payable If Closing Has Not Ocurred By Specified Date SignificantAcquisitionsAndDisposalsAcquisitionAdditionalDepositPayableIfClosingHasNotOcurredBySpecifiedDate	25000000	USD
CY2012Q4	stwd	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Mezzaine Loan Cost LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerMezzaineLoanCost	24300000	USD
CY2012Q1	stwd	Participating Investment In Senior Loans ParticipatingInvestmentInSeniorLoans	115100000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2061000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Gross AllowanceForLoanAndLeaseLossesProvisionForLossGross	2061000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	110555000	USD
CY2012	stwd	Mortgage Loans On Real Estate Receivable Loan Loss Reserves MortgageLoansOnRealEstateReceivableLoanLossReserves	2061000	USD
CY2012Q4	stwd	Mortgage Loans On Real Estate Gross Carrying Amount Of Mortgages MortgageLoansOnRealEstateGrossCarryingAmountOfMortgages	3002396000	USD
CY2011Q4	stwd	Mortgage Loans On Real Estate Gross Carrying Amount Of Mortgages MortgageLoansOnRealEstateGrossCarryingAmountOfMortgages	2447508000	USD
CY2012Q4	stwd	Mortgage Loans On Real Estate Allowance On Mortgages MortgageLoansOnRealEstateAllowanceOnMortgages	2061000	USD
CY2012Q4	us-gaap	Mortgage Loans On Real Estate Carrying Amount Of Mortgages MortgageLoansOnRealEstateCarryingAmountOfMortgages	3000335000	USD
CY2011Q4	us-gaap	Mortgage Loans On Real Estate Carrying Amount Of Mortgages MortgageLoansOnRealEstateCarryingAmountOfMortgages	2447508000	USD
CY2012	stwd	Mortgage Loans On Real Estate Allowance Of Loan Losses As Percentage Of Carrying Amount MortgageLoansOnRealEstateAllowanceOfLoanLossesAsPercentageOfCarryingAmount	0.037	pure
CY2012Q2	stwd	Participating Investment In Senior Loans Certificated ParticipatingInvestmentInSeniorLoansCertificated	115100000	USD
CY2012Q1	stwd	Participating Investment In Securities ParticipatingInvestmentInSecurities	387600000	USD
CY2012Q4	stwd	Participating Investment In Senior Loans Face Value ParticipatingInvestmentInSeniorLoansFaceValue	421800000	USD
CY2012	stwd	Percentage Of Face Value Of Investment To Aggregate Investment PercentageOfFaceValueOfInvestmentToAggregateInvestment	0.0580	pure
CY2012	stwd	Percentage Of Carrying Value Of Investment To Total Assets PercentageOfCarryingValueOfInvestmentToTotalAssets	0.097	pure
CY2012Q4	stwd	Proceeds From Non Securitization Sale Of Loan ProceedsFromNonSecuritizationSaleOfLoan	315700000	USD
CY2012Q4	stwd	Commercial Mortgage Securitization Number Of Loans Sold CommercialMortgageSecuritizationNumberOfLoansSold	5	loan
CY2012Q4	stwd	Carrying Value Of Financial Assets Sold In Securitizations CarryingValueOfFinancialAssetsSoldInSecuritizations	314500000	USD
CY2012Q4	stwd	Number Of Transactions In Which Loans Are Sold NumberOfTransactionsInWhichLoansAreSold	5	item
CY2012	stwd	Mortgage Loans On Real Estate Loan Loss Allowance MortgageLoansOnRealEstateLoanLossAllowance	2061000	USD
CY2012Q4	stwd	Commercial Mortgage Securitization Number Property Portfolio Collateralized CommercialMortgageSecuritizationNumberPropertyPortfolioCollateralized	3	property
CY2012Q3	stwd	Percentage Purchased Of Undivided Participation Interest In Eur Denominated Mezzanine Loan PercentagePurchasedOfUndividedParticipationInterestInEurDenominatedMezzanineLoan	0.50	pure
CY2012	stwd	Real Estate And Accumulated Depreciation Number Of Properties RealEstateAndAccumulatedDepreciationNumberOfProperties	824	property
CY2012Q4	us-gaap	Mortgage Loans On Real Estate Prior Liens MortgageLoansOnRealEstatePriorLiens	5248531000	USD
CY2011Q4	stwd	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Mezzaine Loan Cost LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerMezzaineLoanCost	25100000	USD
CY2012	stwd	Incentive Fee Compensation IncentiveFeeCompensation	3592000	USD
CY2011	stwd	Incentive Fee Compensation IncentiveFeeCompensation	1206000	USD

Files In Submission

Name	View Source	Status
0001047469-13-001746-index-headers.html	Edgar Link	pending
0001047469-13-001746-index.html	Edgar Link	pending
0001047469-13-001746.txt	Edgar Link	pending
0001047469-13-001746-xbrl.zip	Edgar Link	pending
a2213096z10-k.htm	Edgar Link	pending
a2213096zex-21_1.htm	Edgar Link	pending
a2213096zex-23_1.htm	Edgar Link	pending
a2213096zex-31_1.htm	Edgar Link	pending
a2213096zex-31_2.htm	Edgar Link	pending
a2213096zex-32_1.htm	Edgar Link	pending
a2213096zex-32_2.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
g882718.jpg	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending
stwd-20121231.xml	Edgar Link	completed
stwd-20121231.xsd	Edgar Link	pending
stwd-20121231_cal.xml	Edgar Link	unprocessable
stwd-20121231_def.xml	Edgar Link	unprocessable
stwd-20121231_lab.xml	Edgar Link	unprocessable
stwd-20121231_pre.xml	Edgar Link	unprocessable

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$STWD
STARWOOD PROPERTY TRUST, INC. Stock $stwd

2012 Form 10-K Financial Statement

#000104746913001746 Filed on February 27, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STWD STARWOOD PROPERTY TRUST, INC. Stock $stwd

2012 Form 10-K Financial Statement

#000104746913001746 Filed on February 27, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STWD
STARWOOD PROPERTY TRUST, INC. Stock $stwd