Goodwill and Intangible Assets (Schedule of Goodwill and Intangible Assets) - USD ($) $ in Thousands	Jun. 30, 2015	May. 07, 2015	Sep. 30, 2014
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 131		$ 0
Accumulated Amortization	(4)		0
Net Carrying Amount	127		0
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, gross carrying amount	4,031		0
Intangible Assets, Net (Excluding Goodwill)	4,027		0
Goodwill, Gross	15,070		96
Goodwill, Impaired, Accumulated Impairment Loss	0		0
Goodwill	15,070	$ 14,974	96
Franchise Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	116		0
Accumulated Amortization	(3)		0
Net Carrying Amount	113		0
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	15		0
Accumulated Amortization	(1)		0
Net Carrying Amount	14		0
Trademarks [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets (Excluding Goodwill)	$ 3,900		$ 0