Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Consolidated Statements of Comprehensive Income
Net income	$ 142,435	$ 116,512	$ 285,537	$ 223,619
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(21,752)	7,054	(9,257)	12,566
Postretirement healthcare plan adjustments	(211)	123	(358)	247
Unrealized gain (loss) on available-for-sale securities	(1,840)	66	741	(1,793)
Other comprehensive income	(23,803)	7,243	(8,874)	11,020
Comprehensive income	118,632	123,755	276,663	234,639
Comprehensive income attributable to noncontrolling interests		(1,499)	(1,261)	(2,738)
Comprehensive income attributable to TSYS common shareholders	$ 118,632	$ 122,256	$ 275,402	$ 231,901