FEDERAL HOME LOAN BANK ADVANCES - Required Payments (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Required payments over the next five years
2017	$ 20,000
2018	45,000
2019	60,000
2020	55,000
2021	20,000
Thereafter	50,000
Advances from Federal Home Loan Banks, Total	250,000
Restructuring prepayment penalty	(342)		$ (1,609)
Total required payments	$ 249,658	$ 269,488