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Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Share [Abstract]
Shares not included in computation of diluted weighted average earnings per common (in shares)	0	200,000	200,000	0
Net income (loss) attributable to common shareholders	$ 2,044	$ 2,144	$ (884)	$ 10,139
Basic weighted average common shares outstanding (in shares)	6,189,000	5,985,000	6,135,000	5,954,000
Potentially dilutive common shares (in shares)	174,000	99,000	0	150,000
Diluted weighted average common shares outstanding (in shares)	6,363,000	6,084,000	6,135,000	6,104,000
Basic weighted average earnings (loss) per common share (in dollars per share)	$ 0.33	$ 0.36	$ (0.14)	$ 1.70
Diluted weighted average earnings (loss) per common share (in dollars per share)	$ 0.32	$ 0.35	$ (0.14)	$ 1.66

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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