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Stock-Based Compensation, Restricted Stock Issuances (Details)
12 Months Ended
Dec. 31, 2021
USD ($)
Director
shares
Dec. 31, 2020
USD ($)
Director
shares
Share-based Payment Arrangement, Noncash Expense [Abstract]    
Amortized expense $ 2,076,000 $ 1,799,000
Restricted Stock [Member]    
Share-based Payment Arrangement, Noncash Expense [Abstract]    
Number of Directors | Director 1 2
Restricted stock awards granted (in shares) | shares 16,588 32,693
Amortized expense $ 35,000 $ 93,500