PROPERTY AND EQUIPMENT - Summary of property and equipment at cost (Details) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 27,495,512	$ 18,476,194
Less accumulated depreciation	(10,255,447)	(6,676,086)
Property and equipment, net	17,240,065	11,800,108
Computer equipment purchased software
Property, Plant and Equipment [Line Items]
Useful lives	3-7 years
Property, plant and equipment, gross	4,688,104	4,682,276
Property and equipment used for Rental Program
Property, Plant and Equipment [Line Items]
Useful lives	5 years
Property, plant and equipment, gross	21,574,225	12,523,254
Less accumulated depreciation	(5,889,000)	(2,731,000)
Furniture and equipment
Property, Plant and Equipment [Line Items]
Useful lives	3-7 years
Property, plant and equipment, gross	693,554	805,077
Leasehold improvements
Property, Plant and Equipment [Line Items]
Useful lives	Lesser of life or lease term
Property, plant and equipment, gross	$ 539,629	$ 465,587