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Cash Flow, Supplemental Disclosures
9 Months Ended
Sep. 30, 2022
Supplemental Cash Flow Elements [Abstract]  
Cash Flow, Supplemental Disclosures [Text Block]

As of September 30, 2022, there was $4.7 million of property and equipment purchases included in accounts payable. As of September 30, 2021, there was $3.1 million of property and equipment purchases included in accounts payable.