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Leases - Future Minimum Rental Payments (Details)
Mar. 31, 2019
USD ($)
Leases [Abstract]  
2020 $ 3,133,000
2021 2,115,000
2022 1,625,000
2023 1,241,000
2024 692,000
Thereafter 6,267,000
Total minimum lease payments $ 15,073,000