Segment Reporting and Major Customers - Total Assets by Segment (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Total assets	$ 6,375,178	$ 3,877,895
Operating Segments | North America Services
Segment Reporting Information [Line Items]
Total assets	5,660,048	3,485,924
Operating Segments | International Services
Segment Reporting Information [Line Items]
Total assets	310,286	348,714
Operating Segments | Merchant Services
Segment Reporting Information [Line Items]
Total assets	3,325,108	689,781
Operating Segments | NetSpend
Segment Reporting Information [Line Items]
Total assets	1,468,576	1,504,740
Intersegment Elimination
Segment Reporting Information [Line Items]
Total assets	$ (4,388,840)	$ (2,151,264)