Valuation and Qualifying Accounts (Note)

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

Valuation and Qualifying Accounts

Trade accounts receivable balances and accounts receivable included within the settlement assets are stated net of allowance for doubtful accounts. Historically, the Company has not experienced significant write-offs. The Company records allowances for doubtful accounts when it is probable that the accounts receivable balance will not be collected. The following table provides a summary of the allowance for doubtful accounts balances and activity for the years ended December 31, 2019, 2018 and 2017:

	Year Ended December 31,
(in thousands)	2019			2018			2017
Beginning balance-allowance for doubtful accounts	$	24,287		$	20,958		$	18,369
Additions-charged to expense	10,095			8,653			6,631
Amounts written off	(6,179		)	(4,079		)	(5,944		)
Other (primarily changes in foreign currency exchange rates)	(265		)	(1,245		)	1,902
Ending balance-allowance for doubtful accounts	$	27,938		$	24,287		$	20,958