BORROWINGS - Schedule of Long-term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Amount
Subordinated debt	$ 118,286	$ 0
FHLB long-term advances	454	22,466
National market repurchase agreements	0	25,000
Capital loan with municipality	775	775
Total long-term debt	$ 119,515	$ 48,241
Average Rate [Abstract]
Debt, Weighted Average Interest Rate	5.20%	0.00%
Federal Home Loan Bank	2.36%	2.52%
Weighted average rate on repurchase agreements	0.00%	3.54%
Weighted average rate on other long-term debt	0.00%	0.00%
Total long-term debt	5.15%	3.01%

Average Rate [Abstract]

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Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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Interest rate on the amount to be repaid to the counterparty to the repurchase agreement when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under the repurchase agreement exceeds 10 percent of total assets.

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Weighted average interest rate of debt outstanding.

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States the interest rate applicable to Federal Home Loan Bank advances outstanding as of the Balance Sheet date.

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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Weighted average interest rate of long-term debt outstanding.

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Including both current and noncurrent portions, carrying amount as of the balance sheet date of other forms of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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-Glossary Repurchase Agreement Accounted for as a Collateralized Borrowing

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Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.

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