Significant Accounting Policies - Intangible Assets (Detail) (USD $)	Jun. 30, 2012	Jun. 30, 2011
Intangible Assets by Major Class [Line Items]
Intangible assets, cost	$ 16,040,000	$ 16,040,000
Finite-lived intangible assets, accumulated amortization	(4,789,000)	(3,724,000)
Intangible assets, net	11,251,000	12,316,000
Marks trade name [Member]
Intangible Assets by Major Class [Line Items]
Indefinite-lived intangible assets, excluding goodwill	5,900	5,900
Customer relationships [Member]
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, cost	9,800	9,800
Finite-lived intangible assets, accumulated amortization	(4,601)	(3,584)
Finite-lived intangible assets, net	5,199	6,216
Non-compete agreement [Member]
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, cost	340	340
Finite-lived intangible assets, accumulated amortization	(188)	(140)
Finite-lived intangible assets, net	$ 152	$ 200