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Secondary Market Mortgage Activities (Tables)
 12 Months Ended
Dec. 31, 2021
Mortgage Banking [Abstract]  
Summary of Secondary Market Mortgage Activities
The following summarizes secondary market mortgage activities for the years ended December 31, 2021, 2020, and 2019: 
December 31, 2021December 31, 2020December 31, 2019
Loans originated for resale$95,411 $87,528 $43,458 
Proceeds from sales of loans held for sale97,179 82,619 43,198 
Net gains on sales of loans held for sale2,737 2,961 990 
Loan servicing fees720 726 634 
Summary of Activity for Capitalized Mortgage Servicing Rights
The following summarizes activity for capitalized mortgage servicing rights for the years ended December 31, 2021, 2020, and 2019: 
December 31, 2021December 31, 2020December 31, 2019
Balance, beginning of year$1,527 $1,573 $1,495 
Additions514 540 292 
Servicing rights acquired0 0 0 
Amortization(377)(586)(214)
Balance, end of year$1,664 $1,527 $1,573