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Future minimum payments for operating leases with initial or remaining terms of one year or more as of September 30, 2019 were as follows: (Details) - USD ($)
Sep. 30, 2019
Dec. 31, 2018
Note 6. Leases    
September 30, 2020 $ 8,532,000  
September 30, 2021 7,857,000  
September 30, 2022 5,868,000  
September 30, 2023 4,379,000  
September 30, 2024 3,663,000  
Thereafter 4,327,000  
Total Future Minimum Lease Payments 34,626,000  
Amounts Representing Interest (5,040,000)  
Present Value of Net Future Minimum Lease Payments $ 29,586,000