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Ownership interest in operating partnerhip

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Ownership percentage in general partner of the operating partnership

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Topic 210

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-Section S99

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-Subparagraph (SX 210.5-02.19(b),22(b))

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

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- Definition

The cash inflow associated with the amount received by a corporation from a shareholder during the period.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

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-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

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The cash inflow from the additional capital contribution to the entity.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

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Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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Organization and basis of presentation (Details) (USD $)	0 Months Ended		4 Months Ended	7 Months Ended	9 Months Ended
	May 01, 2013	Dec. 21, 2012	Sep. 30, 2012	Dec. 31, 2012	Sep. 30, 2013	Sep. 30, 2013 Secured debt [Member]	Sep. 30, 2013 Master repurchase agreement one [Member] Secured debt [Member]	Mar. 22, 2013 Master repurchase agreement one [Member] Secured debt [Member]	Sep. 30, 2013 Master repurchase agreement two [Member] Secured debt [Member]	Sep. 12, 2013 Master repurchase agreement two [Member] Secured debt [Member]	Sep. 30, 2013 Master repurchase agreement three [Member] Secured debt [Member]	Sep. 23, 2013 Master repurchase agreement three [Member] Secured debt [Member]
Organization and Basis of Presentation [Line Items]
Proceeds from Contributed Capital		$ 100,000,000
Ownership percentage in general partner of the operating partnership				100.00%	100.00%
Ownership interest in operating partnerhip		100.00%		100.00%	100.00%
Line of credit facility, maximum borrowing capacity						425,000,000	100,000,000	100,000,000	125,000,000	125,000,000	200,000,000	200,000,000
Sale of Stock, Number of Shares Issued in Transaction	17,250,000
Sale of Stock, Price Per Share	$ 18.75
Issuance of common stock, including stock option exercises	$ 309,500,000		$ 500,000	$ 100,000,000	$ 323,619,000