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CASH FLOW INFORMATION (Details) - USD ($)
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
CASH FLOW INFORMATION    
Cash paid for interest $ 3,010,000 $ 2,472,000
Cash paid for state income taxes 47,000 $ 33,000
Non-cash financing activities in connection with acquisition $ 21,000,000