ACQUISITIONS - Pro Forma Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Actual
Total revenues	$ 1,671,952	$ 935,152	$ 3,575,550	$ 1,818,190
Net income attributable to Global Payments	$ 37,331	120,458	$ 180,903	232,800
Pro Forma
Total revenues		1,963,663		3,873,433
Net income attributable to Global Payments		$ 207,336		$ 395,201