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Inventories (Tables)
9 Months Ended
Sep. 30, 2021
Inventory Disclosure [Abstract]  
Components of Inventories Inventories, net, consisting primarily of purchased goods offered for resale, were as follows:
 (Dollars in thousands)
 September 30, 2021December 31, 2020
Inventories, gross$75,632 $67,137 
Reserve for obsolete and excess inventory(8,180)(5,270)
Inventories, net$67,452 $61,867