Segment Reporting (Reportable Segments Consolidated Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Total Assets	$ 10,445,655	$ 9,111,394
Operating Segments [Member]
Total Assets	10,104,316	8,905,446
Operating Segments [Member] | Industrial Operations
Total Assets	9,887,635	8,709,960
Operating Segments [Member] | Non-reportable segments
Total Assets	33,702	35,292
Operating Segments [Member] | Service Operations [Member]
Total Assets	182,979	160,194
Corporate, Non-Segment [Member]
Total Assets	$ 341,339	$ 205,948