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Discontinued Operations
12 Months Ended
Dec. 31, 2021
Discontinued Operations and Disposal Groups [Abstract]  
Discontinued Operations
Discontinued Operations
From 2012 through 2014, the company sold three businesses which were classified as discontinued operations. Prior to 2021, the company had recorded cumulative expenses related to the sale of discontinued operations totaling $8,801,000, of which $8,405,000 were paid as of December 31, 2021.