Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016
Net Components of Basic and Diluted Earnings per Share
Net income (loss) from continuing operations attributable to EZCORP									$ 39,915	$ 33,683	$ (7,973)
Loss from discontinued operations attributable to EZCORP, Inc.									(856)	(1,825)	(72,771)
Net income (loss) attributable to EZCORP, Inc.	$ (135)	$ 14,633	$ 11,813	$ 12,748	$ 11,410	$ 5,260	$ 8,023	$ 7,165	$ 39,059	$ 31,858	$ (80,744)
Weighted average outstanding shares of common stock (shares)									54,456	54,260	54,427
Dilutive effect of restricted stock (shares)									3,440	108	0
Weighted average common stock and common stock equivalents (shares)									57,896	54,368	54,427
Basic earnings (loss) per share attributable to EZCORP:
Continuing operations - basic (usd per share)	$ 0.00	$ 0.27	$ 0.23	$ 0.24	$ 0.21	$ 0.10	$ 0.15	$ 0.15	$ 0.73	$ 0.62	$ (0.15)
Discontinued operations - basic (usd per share)	0.00	0.00	(0.01)	0.00	0.00	0.00	(0.01)	(0.02)	(0.01)	(0.03)	(1.34)
Basic earnings (loss) per share (usd per share)	0.00	0.27	0.22	0.24	0.21	0.10	0.14	0.13	0.72	0.59	(1.49)
Diluted earnings (loss) per share attributable to EZCORP:
Continuing operations - diluted (usd per share)	0.00	0.25	0.21	0.23	0.21	0.10	0.15	0.15	0.69	0.62	(0.15)
Discontinued operations - diluted (usd per share)	0.00	0.00	(0.01)	0.00	0.00	0.00	(0.01)	(0.02)	(0.01)	(0.03)	(1.34)
Diluted earnings (loss) per share (usd per share)	$ 0.00	$ 0.25	$ 0.20	$ 0.23	$ 0.21	$ 0.10	$ 0.14	$ 0.13	$ 0.68	$ 0.59	$ (1.49)
Restricted stock
Diluted earnings (loss) per share attributable to EZCORP:
Potential common shares excluded from the calculation of diluted earnings per share above, exclusive of the additional potential impact of the 2019 Convertible Notes Warrants, 2024 Convertible Notes and 2025 Convertible Notes:									2,218	2,356	840