Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Accrued Liabilities
Accrued merchant settlement	$ 101,366	$ 77,142
Accrued merchant fees	57,079	40,369
Accrued taxes	35,759	32,982
Accrued compensation	24,044	19,150
Accrued cash management fees	16,604	9,894
Accrued interest	8,679	6,174
Accrued processing costs	7,830	5,918
Accrued maintenance	3,927	8,473
Accrued armored	6,654	6,354
Accrued purchases	4,631	6,249
Accrued telecommunications costs	1,413	1,841
Accrued interest on interest rate swap contracts	1,070	2,152
Other accrued expenses	37,889	23,920
Total accrued liabilities	306,945	$ 240,618
Restructuring	5,383
Accrued Compensation
Accrued Liabilities
Restructuring	$ 3,600