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(6) Debt (Details - Debt maturity schedule) - Subordinated renewable notes [Member]
$ in Thousands
Dec. 31, 2020
USD ($)
Debt Instrument [Line Items]  
2021 $ 9,506
2022 3,350
2023 3,331
2024 1,162
2025 2,322
Thereafter 1,652
Total $ 21,323