Deferred Court Costs, Net - Court Cost Reserve (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets [Roll Forward]
Balance at beginning of period	$ (399,991)	$ (378,190)	$ (396,460)	$ (364,015)
Provision for court costs	(23,635)	(19,161)	(39,348)	(44,228)
Net down of reserve after deferral period	13,476	12,435	27,255	25,387
Effect of foreign currency translation	1,838	3,791	241	1,731
Balance at end of period	$ (408,312)	$ (381,125)	$ (408,312)	$ (381,125)