The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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OTHER INTANGIBLES - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Apr. 01, 2022	Apr. 01, 2021
Indefinite-lived Intangible Assets [Line Items]
Intangible asset amortization	$ 2,303	$ 1,463	$ 5,972	$ 4,284
Minimum
Indefinite-lived Intangible Assets [Line Items]
Useful life of core deposit intangibles and other intangibles			2 years
Maximum
Indefinite-lived Intangible Assets [Line Items]
Useful life of core deposit intangibles and other intangibles			10 years
Level One
Indefinite-lived Intangible Assets [Line Items]
Other intangibles					$ 18,642
Level One \| Core Deposits
Indefinite-lived Intangible Assets [Line Items]
Other intangibles					17,200
Level One \| Non-compete
Indefinite-lived Intangible Assets [Line Items]
Other intangibles					$ 1,400
Hoosier
Indefinite-lived Intangible Assets [Line Items]
Other intangibles						$ 2,247
Hoosier \| Customer Relationships
Indefinite-lived Intangible Assets [Line Items]
Other intangibles						$ 2,200