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Segment Information (Tables)
 12 Months Ended
Dec. 31, 2021
Segment Reporting [Abstract]  
Net Sales to External Customers, by Geographic Region, Based on Country of Production Net sales to external customers based on country of production, were as follows:
Year Ended December 31,
202120202019
U.S. operations$716 $653 $676 
International operations:
United Kingdom396 301 218 
Australia873 637 674 
South Africa441 330 370 
Saudi Arabia420 269 218 
Other - international726 568 486 
Total net sales$3,572 $2,758 $2,642 
Property, Plant and Equipment, Net and Mineral Leaseholds, Net, by Geographic Region Property, plant and equipment, net, mineral leaseholds, net, and lease right of use assets, net by geographic region, were as follows:
December 31,
20212020
U.S. operations$251 $261 
International operations:
United Kingdom 97 101 
Saudi Arabia 241 262 
South Africa705 768 
Australia1,000 995 
Other - international 248 256 
Total$2,542 $2,643