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SECURITIES: (Details 2) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Amortized Cost
Due in one year or less	$ 6,490
Due after one but within five years	33,133
Due after five but within ten years	69,397
Due after ten years	149,191
Total of securities having specified maturity period	258,211
Mortgage-backed securities and collateralized mortgage obligations	534,873
TOTAL	793,084	$ 811,369
Fair Value
Due in one year or less	6,509
Due after one but within five years	33,582
Due after five but within ten years	70,314
Due after ten years	152,152
Total of securities having specified maturities period	262,557
Mortgage-backed securities and collateralized mortgage obligations	522,359
TOTAL	$ 784,916	$ 814,931

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Amount of available-for-sale debt securities at cost, net of adjustments, that have a single maturity date and which the entity has decided to disclose separately rather than allocating the cost over several maturity groupings. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.

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