BORROWINGS - Federal Home Loan Bank Advances (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Long-term debt	$ 159,424	$ 194,967
Totals	815,897	494,336
Yadkin Financial Corporation and East Carolina Bancorp, Inc.
Debt Instrument [Line Items]
Liabilities, fair value adjustment	59	106
2016
Debt Instrument [Line Items]
Maturities Summary, due in next twelve months	0	375,500
2017
Debt Instrument [Line Items]
Maturities Summary, due in next twelve months	764,600	113,000
2018
Debt Instrument [Line Items]
Maturities Summary, due in next twelve months	$ 46,129	648
2019
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	1.83%
Maturities Summary, due in next twelve months	$ 5,000	5,000
2020
Debt Instrument [Line Items]
Maturities Summary, due in next twelve months	0	0
2021
Debt Instrument [Line Items]
Maturities Summary, due in next twelve months	$ 0	0
Thereafter
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	2.00%
Maturities Summary, due in next twelve months	$ 168	$ 188
Line of Credit
Debt Instrument [Line Items]
Loans pledged as collateral	1,195,326
Line of Credit \| FHLB Advances
Debt Instrument [Line Items]
Line of credit, maximum borrowing capacity	$ 348,429
Minimum \| 2016
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	0.28%
Minimum \| 2017
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	0.49%
Minimum \| 2018
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	0.25%
Maximum \| 2016
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	2.21%
Maximum \| 2017
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	1.14%
Maximum \| 2018
Debt Instrument [Line Items]
Contractual Rate, maturities under one year (as a percent)	1.01%

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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The weighted average interest rate applicable to the Federal Home Loan Bank advances which are due within one year of the Balance Sheet date.

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Amount of advances from Federal Home Loan Bank (FHLBank) maturing in the next 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 addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered.

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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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