Consolidated Statements of Changes in Equity Statement - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]	Accounting Standards Update 2016-09, Excess Tax Benefit Component [Member]
Total Euronet Worldwide, Inc stockholders' equity at Dec. 31, 2016	$ 900,557	$ 1,168	$ 1,045,663	$ (215,462)	$ 278,842	$ (210,662)	$ 1,008
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		504,757
Treasury Stock, Shares, Acquired
No. of Shares Outstanding Period End at Dec. 31, 2017	52,808,158
No. of Shares Outstanding Period End at Dec. 31, 2016	52,303,401
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to Euronet Worldwide, Inc.	$ 156,845				156,845
Stock issued under employee stock plans, value	8,415	$ 10	10,104	(1,699)
Share-based compensation	15,618		15,618
Net income (loss)	156,940
Net income (loss) attributable to noncontrolling interests	95						95
Other Comprehensive Income (Loss)	116,401					116,204	197
Repurchase of shares	0
Stockholders' Equity, Other	1,547		620				(340)	$ 1,267
Total Euronet Worldwide, Inc stockholders' equity at Dec. 31, 2017	$ 1,199,478	$ 1,178	1,072,005	(217,161)	436,954	(94,458)	960
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		1,039,480
Treasury Stock, Shares, Acquired		(2,032,599)
Stock Issued During Period, Shares, Other		4,959
No. of Shares Outstanding Period End at Dec. 31, 2018	51,819,998
No. of Shares Outstanding Period End at Dec. 31, 2017	52,808,158
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to Euronet Worldwide, Inc.	$ 232,851				232,851
Stock issued under employee stock plans, value	16,264	$ 20	15,634	610
Share-based compensation	16,764		16,764
Net income (loss)	232,131
Net income (loss) attributable to noncontrolling interests	(720)						(720)
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt	71,659
Other Comprehensive Income (Loss)	(56,656)					(56,585)	(71)
Repurchase of shares	(175,000)			(175,000)
Stockholders' Equity, Other	(139)		(139)
Total Euronet Worldwide, Inc stockholders' equity at Dec. 31, 2018	1,232,842	$ 1,198	1,104,264	(391,551)	669,805	(151,043)	169
Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments	$ (20,467)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		405,617
Treasury Stock, Shares, Acquired		(493,010)
Stock Issued During Period, Shares, Other
No. of Shares Outstanding Period End at Dec. 31, 2019	54,220,854
No. of Shares Outstanding Period End at Dec. 31, 2018	51,819,998
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to Euronet Worldwide, Inc.	$ 346,749				346,749
Stock issued under employee stock plans, value	11,947	$ 8	13,216	(1,277)
Share-based compensation	21,439		21,439
Net income (loss)	346,695
Net income (loss) attributable to noncontrolling interests	(54)						(54)
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt			71,659
Other Comprehensive Income (Loss)	(13,894)					(13,847)	(47)
Repurchase of shares	$ (70,876)			(70,876)
Stock Issued During Period, Shares, Conversion of Convertible Securities	2,500,000	2,488,249
Stock Issued During Period, Value, Conversion of Convertible Securities		$ 50
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt, Subsequent Adjustments			(20,517)
Stockholders' Equity, Other	$ (3)		(3)
Total Euronet Worldwide, Inc stockholders' equity at Dec. 31, 2019	$ 1,579,342	$ 1,256	$ 1,190,058	$ (463,704)	$ 1,016,554	$ (164,890)	$ 68