Mortgage Servicing Rights (Tables)

9 Months Ended

Sep. 30, 2020

Mortgage Servicing Rights

Schedule of estimated future amortization expense for MSRs

	Estimated
(dollars in thousands)	Amortization
Under one year	$	2,587
One to two years		1,985
Two to three years		1,550
Three to four years		1,233
Four to five years		994

Schedule of details of the Company's MSRs

	September 30,		December 31,
(dollars in thousands)	2020		2019
Gross carrying amount	$	66,415	$	63,480
Less: accumulated amortization		55,493		50,812
Net carrying value	$	10,922	$	12,668

Schedule of changes in amortized MSRs

	Three Months Ended September 30,				Nine Months Ended September 30,
(dollars in thousands)	2020		2019		2020		2019
Balance at beginning of period	$	11,595	$	14,573	$	12,668	$	16,155
Originations		729		35		2,935		59
Amortization		(1,402)		(978)		(4,681)		(2,584)
Balance at end of period	$	10,922	$	13,630	$	10,922	$	13,630
Fair value of amortized MSRs at beginning of period	$	15,159	$	23,398	$	20,329	$	27,662
Fair value of amortized MSRs at end of period	$	14,282	$	19,678	$	14,282	$	19,678

Schedule of quantitative assumptions used in determining lower of cost or fair value of MSRs

	September 30, 2020							December 31, 2019
						Weighted							Weighted
	Range					Average		Range					Average
Conditional prepayment rate	12.79	%	-	23.29	%	17.27	%	10.74	%	-	23.39	%	11.10	%
Life in years (of the MSR)	1.98		-	6.31		4.33		2.04		-	6.33		5.99
Weighted-average coupon rate	3.56	%	-	7.04	%	3.92	%	3.96	%	-	7.26	%	4.01	%
Discount rate	10.00	%	-	10.00	%	10.00	%	10.00	%	-	10.01	%	10.00	%