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Borrowings (Tables)
 12 Months Ended
Dec. 31, 2020
Debt Disclosure [Abstract]  
Future Principal Payments Required On The Company's Borrowings The future principal payments that are required on the Company’s borrowings as of December 31, 2020, are as follows:
(In Thousands)
2021$312 
2022412 
2023421 
2024431 
2025441 
Thereafter12,800 
Total$14,817