Loans - Investment Loans Allowance Activity (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Allowance for loan losses
General recovery of allowance for loan losses assessed on a collective basis	$ 500	$ 0	$ 300	$ 0
Non-credit impaired loans
Allowance for loan losses
Beginning Balance	5,324	4,686	5,675	4,124
Provision for loan losses	151	545	718	1,247
Chargeoffs	(472)	(1,517)	(1,390)	(1,657)
Ending Balance	5,003	3,714	5,003	3,714
Credit impaired loans
Allowance for loan losses
Beginning Balance	9,361	12,543	10,455	12,998
Provision for loan losses	8	1,472	673	2,954
Chargeoffs				(321)
Recoveries	(597)	(2,035)	(2,356)	(3,651)
Ending Balance	$ 8,772	$ 11,980	$ 8,772	$ 11,980

General recovery of allowance for loan losses assessed on a collective basis.

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- Definition

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

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-Publisher FASB
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- Definition

Amount of expense related to estimated loss from loan and lease transactions.

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