SECURITIES: (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Amortized cost and fair value of investments classified as available for sale
TOTAL	$ 977,830	$ 907,575
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	43,354	20,976
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	440	1,834
Securities available-for-sale	1,020,744	926,717
U.S. Government entity mortgage-backed securities
Amortized cost and fair value of investments classified as available for sale
TOTAL	92,710	102,490
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	5,105	1,293
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	1	150
Securities available-for-sale	97,814	103,633
Mortgage-backed securities, residential
Amortized cost and fair value of investments classified as available for sale
TOTAL	346,606	240,753
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	8,794	2,979
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	279	350
Securities available-for-sale	355,121	243,382
Mortgage-backed securities, commercial
Amortized cost and fair value of investments classified as available for sale
TOTAL	17,931
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	559
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	0
Securities available-for-sale	18,490
Collateralized mortgage obligations
Amortized cost and fair value of investments classified as available for sale
TOTAL	209,556	280,797
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	4,761	1,735
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	157	1,221
Securities available-for-sale	214,160	281,311
State and municipal obligations
Amortized cost and fair value of investments classified as available for sale
TOTAL	285,837	253,277
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	20,294	11,265
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	0	108
Securities available-for-sale	306,131	264,434
Collateralized debt obligations
Amortized cost and fair value of investments classified as available for sale
TOTAL	0	0
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	3,136	3,619
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	0	0
Securities available-for-sale	$ 3,136	$ 3,619

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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- Definition

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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