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Subordinate Loan Portfolio (Parenthetical) (Detail) (Subordinate loans [Member], USD $) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2014 | Dec. 31, 2013
Hotel, Condo Construction, Multifamily Conversion, and Mixed Use [Member] |  |
Mortgage Loans on Real Estate [Line Items] |  |
Option to extend loan agreement, term | 1 year | 1 year
Condo Conversion and Mixed Use [Member] |  |
Mortgage Loans on Real Estate [Line Items] |  |
Option to extend loan agreement, term | 1 year | 1 year
Number of options to extend loan agreement | 2 | 2
Multifamily Conversion [Member] |  |
Mortgage Loans on Real Estate [Line Items] |  |
Option to extend loan agreement, term | 3 months | 3 months
Condo Conversion [Member] |  |
Mortgage Loans on Real Estate [Line Items] |  |
Option to extend loan agreement, term | 1 year | 1 year
Unfunded loan commitments |  | $ 29,106
Healthcare Portfolio and Hotel [Member] |  |
Mortgage Loans on Real Estate [Line Items] |  |
Option to extend loan agreement, term | 1 year |
Number of options to extend loan agreement | 3 |

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- Definition Number of Options to Extend Loan Agreement + References No definition available. + Details
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- Definition The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13433-108611 + Details
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- Details
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