Segment and Geographic Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Total revenues	$ 332,393	$ 299,893
Total long-lived assets	766,864		$ 778,507
UNITED STATES
Total revenues	270,309	231,343
Total long-lived assets	688,360		701,580
CANADA
Total revenues	16,570	17,053
IRELAND
Total revenues	13,003	15,623
All Other Countries [Member]
Total revenues	32,511	$ 35,874
Total long-lived assets	$ 78,504		$ 76,927