Segment Information (Reportable Segment Results) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Reportable segment results
Total revenues	$ 947,125	$ 376,111
Adjusted EBITDA	410,987	7,641
Net income (loss)	269,898	(40,972)
Total assets	2,852,355	2,055,729	$ 2,461,412
Capital expenditures	39,803	22,604
Other and Corporate [Member]
Reportable segment results
Adjusted EBITDA	(7,880)	(5,830)
Net income (loss)	(3,217)	(9,032)
Total assets	504,735	117,616
Capital expenditures	92	1,034
Australia Segment [Member] | Operating Segments [Member]
Reportable segment results
Total revenues	605,298	238,293
Adjusted EBITDA	238,968	(23,059)
Net income (loss)	150,147	(42,331)
Total assets	1,371,294	1,082,586
Capital expenditures	15,962	7,032
United States Segment [Member] | Operating Segments [Member]
Reportable segment results
Total revenues	341,827	137,818
Adjusted EBITDA	179,899	36,530
Net income (loss)	122,968	10,391
Total assets	976,326	855,527
Capital expenditures	$ 23,749	$ 14,538