SECURITIES: (Details 2) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Amortized Cost
Due in one year or less	$ 13,168
Due after one but within five years	47,560
Due after five but within ten years	64,596
Due after ten years	278,413
Total of securities having specified maturity period	403,737
Mortgage-backed securities and collateralized mortgage obligations	574,093
TOTAL	977,830	$ 907,575
Fair Value
Due in one year or less	13,304
Due after one but within five years	49,207
Due after five but within ten years	68,349
Due after ten years	302,113
Total of securities having specified maturities period	432,973
Mortgage-backed securities and collateralized mortgage obligations	587,771
TOTAL	$ 1,020,744	$ 926,717