Goodwill and Other Intangible Assets - Indefinite-lived Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Sep. 30, 2016
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 13,535	$ 12,836
Pawn licenses
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	9,535	8,836
Trade name
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 4,000	$ 4,000