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Goodwill and Intangible Assets - Schedule of Changes in Goodwill and Intangible Assets by Operating Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Goodwill And Intangible Assets [Line Items] |  |  |
Goodwill and intangible assets, beginning | $ 46,531 | $ 27,854 | $ 29,057
Acquired goodwill | 16,340 | 12,842 | 2,776
Acquired intangibles | 9,478 | 9,617 |
Amortization of intangibles | (5,201) | (3,782) | (3,979)
Divestiture of intangibles | (1,339) |  |
Reclass of goodwill to assets held for sale | (1,024) |  |
Reclass of intangibles to assets held for sale | (1,007) |  |
Goodwill and intangible assets, ending | 63,778 | 46,531 | 27,854
Operating Segments | Banking |  |  |
Goodwill And Intangible Assets [Line Items] |  |  |
Goodwill and intangible assets, beginning | 36,139 | 17,482 | 20,187
Acquired goodwill | 16,340 | 12,842 |
Acquired intangibles | 9,478 | 8,818 |
Amortization of intangibles | (5,016) | (3,003) | (2,705)
Reclass of goodwill to assets held for sale | (1,024) |  |
Reclass of intangibles to assets held for sale | (1,007) |  |
Goodwill and intangible assets, ending | 54,910 | 36,139 | 17,482
Operating Segments | Factoring |  |  |
Goodwill And Intangible Assets [Line Items] |  |  |
Goodwill and intangible assets, beginning | 8,871 | 8,875 | 8,870
Acquired goodwill |  |  | 8
Amortization of intangibles | (3) | (4) | (3)
Goodwill and intangible assets, ending | 8,868 | 8,871 | 8,875
Operating Segments | Asset Management |  |  |
Goodwill And Intangible Assets [Line Items] |  |  |
Goodwill and intangible assets, beginning | 1,521 | 1,497 |
Acquired goodwill |  |  | 2,768
Acquired intangibles |  | 799 |
Amortization of intangibles | (182) | (775) | (1,271)
Divestiture of intangibles | $ (1,339) |  |
Goodwill and intangible assets, ending |  | $ 1,521 | $ 1,497

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance. + References No definition available. + Details
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