GOODWILL AND IDENTIFIABLE INTANGIBLE ASSETS (Tables)

9 Months Ended

Sep. 30, 2019

GOODWILL AND IDENTIFIABLE INTANGIBLE ASSETS [Abstract]

Gross Carrying Amount and Accumulated Amortization of Identifiable Intangible Assets

The gross carrying amount and accumulated amortization for each type of identifiable intangible asset are as follows:

	September 30, 2019							December 31, 2018
(000's omitted)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Amortizing intangible assets:
Core deposit intangibles	$	66,475	$	(48,603	)	$	17,872	$	62,902	$	(44,306	)	$	18,596
Other intangibles		89,266		(40,063	)		49,203		87,616		(32,366	)		55,250
Total amortizing intangibles	$	155,741	$	(88,666	)	$	67,075	$	150,518	$	(76,672	)	$	73,846

Estimated Aggregate Amortization Expense for Each of Five Succeeding Fiscal Years

The estimated aggregate amortization expense for each of the five succeeding fiscal years ended December 31 is as follows:

(000's omitted)
Oct - Dec 2019	$	3,962
2020		13,801
2021		11,786
2022		10,105
2023		8,457
Thereafter		18,964
Total	$	67,075

Components of Goodwill

Shown below are the components of the Company’s goodwill at December 31, 2018 and September 30, 2019:

(000’s omitted)	December 31, 2018			Activity		September 30, 2019
Goodwill	$	738,327		$	40,107	$	778,434
Accumulated impairment		(4,824	)		0		(4,824	)
Goodwill, net	$	733,503		$	40,107	$	773,610