Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Acquisitions - Central Payment Co., LLC (Details) - USD ($) $ in Thousands	1 Months Ended	6 Months Ended
	Apr. 30, 2018	Jun. 30, 2018	Jun. 30, 2017
Acquisitions
Purchase of noncontrolling interest		$ 126,000	$ 70,000
Central Payments Co., LLC
Acquisitions
Noncontrolling equity interest acquired (as a percent)	15.00%
Purchase of noncontrolling interest	$ 126,000