Servicing rights - Amortization (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Future amortization expense for the servicing rights
2019	$ 1,470
2020	5,429
2021	4,759
2022	4,172
2023	3,633
Thereafter	10,379
Total	$ 29,842	$ 26,997

Amount of amortization expense for servicing assets after the fifth fiscal year following the latest fiscal year.

No definition available.

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- Definition

Amount of amortization expense for servicing assets, expected to be recognized in the remainder of the fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense for servicing assets, during the fifth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense for servicing assets, during the fourth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense for servicing assets, during the third fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense for servicing assets, during the second fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- 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=116651436&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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