v3.19.1

Servicing Assets - Summary of Changes in Servicing Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Servicing Asset at Amortized Cost, Balance [Roll Forward]
Balance at January 1, 2016	$ 8,973	$ 8,302	$ 7,405
Additions	1,458	2,904	2,952
Amortization	(2,765)	(2,233)	(2,055)
Balance at December 31, 2016	7,666	8,973	8,302
Residential property
Servicing Asset at Amortized Cost, Balance [Roll Forward]
Balance at January 1, 2016	308	408	431
Additions	22	0	110
Amortization	(86)	(100)	(133)
Balance at December 31, 2016	244	308	408
SBA loan pool securities
Servicing Asset at Amortized Cost, Balance [Roll Forward]
Balance at January 1, 2016	7,369	6,692	5,890
Additions	1,166	2,353	2,278
Amortization	(2,186)	(1,676)	(1,476)
Balance at December 31, 2016	6,349	7,369	6,692
SBA commercial term
Servicing Asset at Amortized Cost, Balance [Roll Forward]
Balance at January 1, 2016	1,296	1,202	1,084
Additions	270	551	564
Amortization	(493)	(457)	(446)
Balance at December 31, 2016	$ 1,073	$ 1,296	$ 1,202

X

- Definition

Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122739-111746

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=7524895&loc=d3e120260-111741

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745

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X

- Definition

Amount of additions from purchases, assumption or transfer to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122739-111746

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X

- Definition

Amount of amortization of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)(4)
-URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122739-111746

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- Definition

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+ References

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