Goodwill and Other Intangible Assets (Details 2) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Sep. 30, 2012
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	$ 60,874	$ 35,511
Accumulated amortization	(17,844)	(9,007)
Net Book Value	43,030	26,504
Real estate finders’ fees [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	1,496	1,457
Accumulated amortization	(594)	(590)
Net Book Value	902	867
Non-compete agreements [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	4,070	4,504
Accumulated amortization	(3,397)	(3,290)
Net Book Value	673	1,214
Favorable lease [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	1,001	1,159
Accumulated amortization	(387)	(436)
Net Book Value	614	723
Franchise rights [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	1,551	1,625
Accumulated amortization	(163)	(102)
Net Book Value	1,388	1,523
Deferred financing costs [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	11,647	10,584
Accumulated amortization	(6,614)	(3,459)
Net Book Value	5,033	7,125
Contractual relationship [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	14,686	14,517
Accumulated amortization	(2,580)	(1,075)
Net Book Value	12,106	13,442
Internally developed software [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	26,153	1,344
Accumulated amortization	(4,065)	(19)
Net Book Value	22,088	1,325
Other [Member]
Gross carrying amount and accumulated amortization for each major class of definite-lived intangible asset
Carrying amount	270	321
Accumulated amortization	(44)	(36)
Net Book Value	$ 226	$ 285