Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017	Jul. 31, 2017
Net Components of Basic and Diluted Earnings per Share
Net income from continuing operations attributable to EZCORP, Inc.	$ 12,313	$ 8,398	$ 25,283	$ 16,791
Loss from discontinued operations, net of tax	(500)	(375)	(722)	(1,603)
Net income attributable to EZCORP, Inc.	$ 11,813	$ 8,023	$ 24,561	$ 15,188
Weighted average outstanding shares of common stock (shares)	54,464	54,291	54,447	54,224
Dilutive effect of restricted stock and 2024 Convertible Notes (shares)	3,160	55	2,195	54
Weighted average common stock and common stock equivalents (shares)	57,624	54,346	56,642	54,278
Basic earnings per share attributable to EZCORP:
Continuing operations (in dollars per share)	$ 0.23	$ 0.15	$ 0.46	$ 0.31
Discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.01)	(0.03)
Basic earnings per share (in dollars per share)	0.22	0.14	0.45	0.28
Diluted earnings per share attributable to EZCORP:
Continuing operations (in dollars per share)	0.21	0.15	0.45	0.31
Discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.01)	(0.03)
Diluted earnings per share (in dollars per share)	$ 0.20	$ 0.14	$ 0.44	$ 0.28
Potential common shares excluded from the calculation of diluted EPS, exclusive of the additional potential impact of the 2024 Convertible Notes (shares)	15,734	16,919	15,416	16,760
Restricted stock
Diluted earnings per share attributable to EZCORP:
Potential common shares excluded from the calculation of diluted EPS, exclusive of the additional potential impact of the 2024 Convertible Notes (shares)	3,596	2,602	3,278	2,443
2019 Convertible Note Warrants
Diluted earnings per share attributable to EZCORP:
Potential common shares excluded from the calculation of diluted EPS, exclusive of the additional potential impact of the 2024 Convertible Notes (shares)	12,138	14,317	12,138	14,317
2024 Convertible Notes
Diluted earnings per share attributable to EZCORP:
Stated interest rate					2.875%