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Commercial Mortgage Banking - Schedule of Amortization Expense (Details) - USD ($) $ in Thousands | Jun. 30, 2016 | Dec. 31, 2015 | Mar. 31, 2015 | Dec. 31, 2014
--- | --- | --- | --- | ---
Servicing Asset at Amortized Cost [Line Items] |  |  |  |
2016 | $ 116 |  |  |
2017 | 232 |  |  |
2018 | 232 |  |  |
2019 | 232 |  |  |
2020 | 232 |  |  |
Thereafter | 949 |  |  |
Amortization expense | 1,993 | $ 28,168 | $ 29,220 | $ 30,140
Originated MSRs [Member] |  |  |  |
Servicing Asset at Amortized Cost [Line Items] |  |  |  |
2016 | 97 |  |  |
2017 | 195 |  |  |
2018 | 195 |  |  |
2019 | 195 |  |  |
2020 | 195 |  |  |
Thereafter | 791 |  |  |
Amortization expense | 1,668 |  |  |
Purchased MSRs [Member] |  |  |  |
Servicing Asset at Amortized Cost [Line Items] |  |  |  |
2016 | 19 |  |  |
2017 | 37 |  |  |
2018 | 37 |  |  |
2019 | 37 |  |  |
2020 | 37 |  |  |
Thereafter | 158 |  |  |
Amortization expense | $ 325 |  |  |

X
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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