FAIR VALUE MEASUREMENTS - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Fair value of assets and liabilities
Securities available-for-sale	$ 162,368	$ 70,256
U.S. Government Agency securities
Fair value of assets and liabilities
Securities available-for-sale	28,816	29,351
U.S. Sponsored Mortgage-backed securities
Fair value of assets and liabilities
Securities available-for-sale	54,732	33,714
Equity and other securities
Fair value of assets and liabilities
Securities available-for-sale	8,024	5,393
Recurring
Fair value of assets and liabilities
Loans held for sale	90,174	102,623
Recurring \| Level II
Fair value of assets and liabilities
Loans held for sale	90,174	102,623
Recurring \| Interest rate lock commitment
Fair value of assets and liabilities
Derivative asset	1,546	1,537
Recurring \| Interest rate lock commitment \| Level III
Fair value of assets and liabilities
Derivative asset	1,546	1,537
Recurring \| Mortgage-backed security hedges
Fair value of assets and liabilities
Derivative asset	372
Derivative liability		19
Recurring \| Mortgage-backed security hedges \| Level II
Fair value of assets and liabilities
Derivative asset	372
Derivative liability		19
Recurring \| Interest rate swap
Fair value of assets and liabilities
Derivative asset	250	405
Derivative liability	250	405
Recurring \| Interest rate swap \| Level II
Fair value of assets and liabilities
Derivative asset	250	405
Derivative liability	250	405
Recurring \| Interest rate cap
Fair value of assets and liabilities
Derivative asset	268	437
Recurring \| Interest rate cap \| Level II
Fair value of assets and liabilities
Derivative asset	268	437
Recurring \| U.S. Government Agency securities
Fair value of assets and liabilities
Securities available-for-sale	28,816	29,351
Recurring \| U.S. Government Agency securities \| Level II
Fair value of assets and liabilities
Securities available-for-sale	28,816	29,351
Recurring \| U.S. Sponsored Mortgage-backed securities
Fair value of assets and liabilities
Securities available-for-sale	54,732	33,714
Recurring \| U.S. Sponsored Mortgage-backed securities \| Level II
Fair value of assets and liabilities
Securities available-for-sale	54,732	33,714
Recurring \| Municipal securities
Fair value of assets and liabilities
Securities available-for-sale	70,796	1,798
Recurring \| Municipal securities \| Level II
Fair value of assets and liabilities
Securities available-for-sale	70,796	1,798
Recurring \| Equity and other securities
Fair value of assets and liabilities
Securities available-for-sale	8,024	5,393
Recurring \| Equity and other securities \| Level II
Fair value of assets and liabilities
Securities available-for-sale	$ 8,024	$ 5,393

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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