GOODWILL AND OTHER INTANGIBLE ASSETS (Details 3) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Estimated Future Amortization Expense of Premiums on Acquired Deposits
Three months ended December 31, 2015	$ 2,196
Year ended December 31, 2016	8,086
Year ended December 31, 2017	6,935
Year ended December 31, 2018	5,883
Year ended December 31, 2019	4,864
Year ended December 31, 2020	3,846
Total	31,810
Premiums on acquired deposits
Premiums on Acquired Deposits
Gross carrying amount of premiums on acquired deposits	108,800	$ 108,814
Accumulated amortization for premiums on acquired deposits	$ 70,500	$ 63,500

Bank deposits belonging to an acquired bank that can be counted on as a stable source of lending funds. These deposits have the following attributes: predictable costs and low sensitivity to interest rates. This intangible asset is usually amortized over its estimated useful life.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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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.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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