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Capitalized Interest (Tables)
9 Months Ended
Sep. 30, 2020
Capitalized Interest Costs, Including Allowance for Funds Used During Construction [Abstract]  
Summary of Interest Costs Incurred, Capitalized, Expensed and Charged to Cost of Sales
The following table reflects the changes in our capitalized interest during the three and nine months ended September 30, 2020 and 2019:
 Three Months Ended September 30,Nine Months Ended September 30,
 2020201920202019
Interest capitalized, beginning of period$2,673 $3,854 $3,499 $4,154 
Interest incurred11,792 6,596 28,092 19,702 
Interest charged to interest expense(11,687)(6,293)(27,698)(18,809)
Interest charged to cost of sales(370)(581)(1,485)(1,471)
Interest capitalized, end of period$2,408 $3,576 $2,408 $3,576