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EMPLOYEE BENEFIT PLANS Benefit payments (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Retirement Benefits [Abstract]
2013	$ 2,870
2014	2,946
2015	3,098
2016	3,196
2017	3,448
2018-2023	$ 21,721

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Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

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