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CASH FLOW INFORMATION (Details) - USD ($)
9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
CASH FLOW INFORMATION    
Cash paid for interest $ 9,240,000 $ 7,802,000
Cash paid for state income taxes 52,000 $ 61,000
Non-cash financing activities in connection with acquisition $ 21,000,000