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Commercial Loans - Held for Investment by Risk Category (Details) - Commercial loans, held-for-investment - USD ($) $ in Thousands | Sep. 30, 2016 | Dec. 31, 2015
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Commercial loans held for investment | $ 0 | $ 307,047
Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Commercial loans held for investment | 0 | 272,768
Watch list |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Commercial loans held for investment | 0 | 34,279
Workout |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Commercial loans held for investment | $ 0 | $ 0

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- Definition Amount before allowance of commercial loans and leases receivable includes, but not limited to, commercial and industrial loans, agricultural loans, mortgage loans, promissory notes, interbank and other loans to financial institutions, draws against credit facilities, trade financing, lease financings. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(a),(b)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
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