Segment Information (Revenue By Geographic Area) (Details) - USD ($) $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended
	Feb. 02, 2021	Mar. 31, 2021	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 56,647	$ 129,095	$ 321,497	$ 321,497
Long-lived assets		612,597	612,597		$ 542,090
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	34,582	76,304	214,734
Long-lived assets		438,538	438,538		387,097
International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 22,065	52,791	106,763	$ 106,763
Long-lived assets		$ 174,059	$ 174,059		$ 154,993