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Commercial Mortgage Loan Portfolio (Detail) (USD $) In Thousands, unless otherwise specified | 1 Months Ended |  | 12 Months Ended
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Apr. 30, 2012 Room | Dec. 31, 2012 | Dec. 31, 2012 Commercial mortgage loans [Member] | Dec. 31, 2011 Commercial mortgage loans [Member] | Dec. 31, 2012 Commercial mortgage loans [Member] Hotel [Member] New York [Member] Room | Dec. 31, 2011 Commercial mortgage loans [Member] Hotel [Member] New York [Member] Room | Dec. 31, 2012 Commercial mortgage loans [Member] Hotel [Member] Maryland [Member] Room | Dec. 31, 2011 Commercial mortgage loans [Member] Hotel [Member] Maryland [Member] Room | Dec. 31, 2011 Commercial mortgage loans [Member] Hotel [Member] New York [Member] Room | Dec. 31, 2012 Commercial mortgage loans [Member] Office Condo (Headquarters) - NY, NY [Member] New York [Member] sqft | Dec. 31, 2011 Commercial mortgage loans [Member] Office Condo (Headquarters) - NY, NY [Member] New York [Member] sqft | Dec. 31, 2012 Commercial mortgage loans [Member] Mixed Use [Member] Massachusetts [Member] acre | Dec. 31, 2012 Commercial mortgage loans [Member] Condo Conversion [Member] New York [Member] sqft
Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Date of Investment |  |  |  |  | 2010-01 | 2010-01 | 2010-03 | 2010-03 | 2010-08 | 2010-02 | 2010-02 | 2012-01 | 2012-12
Maturity Date |  |  |  |  | 2015-02 | 2015-02 | 2015-04 | 2015-04 | 2012-08 | 2015-02 | 2015-02 | 2013-12 | 2015-01
Original Face Amount | $ 24,000 |  | $ 154,844 | $ 110,000 | $ 32,000 | $ 32,000 | $ 26,000 | $ 26,000 | $ 24,000 | $ 28,000 | $ 28,000 | $ 23,844 | $ 45,000
Current Face Amount |  | 393,509 | 146,550 | 109,006 | 31,571 | 31,798 | 25,273 | 25,564 | 24,000 | 27,419 | 27,644 | 17,287 | 45,000
Carrying Value |  | $ 142,921 | $ 142,921 |  | $ 31,571 |  | $ 25,273 |  |  | $ 27,419 |  | $ 14,105 | $ 44,553
Coupon | 8.00% |  | 7.82% | 8.31% | 8.25% | 8.25% | 9.00% | 9.00% | 8.00% | 8.00% | 8.00% | 1.98% | 9.00%
Amortization Schedule |  |  |  |  | 30 years | 30 years | 25 years | 25 years | 30 years | 30 years | 30 years |  |
Property Size | 155 |  |  |  | 151 | 151 | 263 | 263 | 155 | 73,419 | 73,419 | 20 | 119,000

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- Definition The carrying amount of the outstanding balance due under the mortgage loan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29) -URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 10 -Section S99 -Paragraph 6 -Subparagraph (SX 210.5-04.(c) Schedule IV) -URI http://asc.fasb.org/extlink&oid=6882300&loc=d3e5864-122674 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 29 -Article 12 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph c -Subparagraph Schedule IV -Article 5 + Details
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