STOCK-BASED COMPENSATION - General Information (Details) - Non employee $ in Thousands			6 Months Ended
Jul. 01, 2020 shares	Apr. 01, 2020 shares	Jun. 30, 2020 USD ($) D shares
STOCK-BASED COMPENSATION
Stock Issuance to Directors \| $			$ 109
Shares issued (in shares) \| shares	3,414	4,098	7,512
Restricted shares
STOCK-BASED COMPENSATION
Period for average closing price \| D			20

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