Condensed Consolidated Statement Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement of Comprehensive Income [Abstract]
Consolidated net income	$ 37,569	$ 20,869	$ 73,528	$ 40,942
Other comprehensive loss:
Net foreign currency translation adjustment	(759)	0	(759)	0
Total comprehensive income	$ 36,810	$ 20,869	$ 72,769	$ 40,942