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CASH FLOW INFORMATION (Details) - USD ($)
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
CASH FLOW INFORMATION    
Cash paid for interest $ 6,611,000 $ 5,936,000
Cash paid for state income taxes 81,000 $ 76,000
Non-cash financing activities in connection with acquisition $ 2,393,000