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Long-Term Debt - Maturities (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Maturities - Topic 842    
2022 $ 322 $ 331
2023 392 316
2024 246 169
2025 188 112
2025 & beyond 91  
Total principal and interest payments 1,239 928
Less amount representing interest (96) (83)
Present value of net minimum loan/lease payments 1,143 845
Less current portion (378) (301)
Long term principle payments $ 765 $ 544