Loan Servicing (Tables)

12 Months Ended

Dec. 31, 2020

Transfers and Servicing of Financial Assets [Abstract]

Schedule of servicing assets at amortized value

Activity for MSRs and the related valuation allowance follows:

December 31 (In thousands)	2020		2019		2018
MSRs:
Carrying amount, net, beginning of year	$	10,070	$	10,178	$	9,688
Additions	8,627		2,355		1,591
Amortization	(4,123)		(1,870)		(1,499)
Change in valuation allowance	(2,364)		(593)		398
Carrying amount, net, end of year	$	12,210	$	10,070	$	10,178
Valuation allowance:
Beginning of year	$	825	$	232	$	630
Change in valuation allowance	2,364		593		(398)
End of year	$	3,189	$	825	$	232