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Related Party Transactions (Tables)
 3 Months Ended
Mar. 31, 2021
Related Party Transactions [Abstract]  
Schedule of Common or Related Party Transactions
The amount of sales to common or related parties as well as the purchases from and rent expense paid to common or related parties were as follows (in thousands):
 Three months ended March 31,
 20212020
Sales$278 $3,282 
Purchases392 607 
Rent306 272