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Product Warranty (Tables)
12 Months Ended
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Product Warranty Liability [Table Text Block] The activity in warranty reserves is summarized in the following table. 
  Year Ended December 31,
20212020
Beginning balance$$
Accrued to expense during the year
Payments made(2)(2)
Total warranty reserves
Current portion of warranty reserves(2)(2)
Long-term portion of warranty reserves$6 $6