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Leases (Tables)
6 Months Ended
Jun. 30, 2021
Leases [Abstract]  
Future maturities of lease liabilities
     
Year  Operating Leases 
Six months ended December 31, 2021  $97 
2022   162 
2023   24 
2024   7 
2025   5 
Thereafter   2 
Total lease payments   297 
Less: Interest   (21)
Present value of lease liabilities  $276