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Consolidated Statements of Cash Flows (USD $)
 12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
OPERATING ACTIVITIES:      
Net loss $ (5,211,238) $ (6,457,067) $ (11,571,495)
Adjustments to reconcile net loss to net cash used in operating activities:      
Charges incurred in connection with the vesting and issuance of common stock for employee and director compensation 782,100 302,471 87,354
Charges incurred in connection with the Long-term Equity Incentive Plan   54,395 43,171
Charges incurred (reduced) for change in fair value of warrants (1,813,687) 815,131  
Loss on disposal of property and equipment 134,350 116,828 25,059
Depreciation, $1,940,179, $1,164,013, and $247,772, respectively, of which is allocated to cost of services 2,443,054 1,553,978 783,415
Amortization 997,900 1,034,400 1,034,400
Impairment of intangible asset   581,900  
Bad debt expense (recovery) (48,270) 92,025 (506)
Provision for deferred tax liability 12,599    
Changes in operating assets and liabilities:      
Accounts receivable (758,952) 321,677 (579,863)
Finance receivables (61,460) 100,406 (247,241)
Inventory 158,584 (36,361) (962,745)
Prepaid expenses and other assets 431,276 115,756 337,672
Accounts payable 498,082 1,067,631 776,039
Accrued expenses 2,513,898 (571,397) 432,840
Net cash provided by (used in) operating activities 78,236 (908,227) (9,841,900)
INVESTING ACTIVITIES:      
Purchase of property and equipment (478,144) (291,390) (520,835)
Purchase of property for rental program, net (5,754,670) (4,263,302) (2,505,282)
Net cash used in investing activities (6,232,814) (4,554,692) (3,026,117)
FINANCING ACTIVITIES:      
Net proceeds from the issuance (payments for retirement) of common stock (41,371) 11,287,511 14,922,505
Payments for retirement of preferred stock     (598,464)
Proceeds from the issuance of long-term debt     7,500
Repayment of long-term debt (368,917) (437,405) (607,462)
Net cash provided by (used in) financing activities (410,288) 10,850,106 13,724,079
Net increase (decrease) in cash and cash equivalents (6,564,866) 5,387,187 856,062
Cash and cash equivalents at beginning of year 12,991,511 7,604,324 6,748,262
Cash and cash equivalents at end of year 6,426,645 12,991,511 7,604,324
Supplemental disclosures of cash flow information:      
Cash paid for interest 38,891 37,962 63,883
Non-cash investing & financing activities:      
Equipment and software acquired under capital lease 495,955   17,337
Equipment and software financed with long-term debt 252,968   195,000
Conversion of convertible preferred stock to common stock   (10,620)  
Conversion of cumulative preferred dividends to common stock   (33,000)  
Prepaid insurance financed with long-term debt 95,263 94,311  
Disposal of property and equipment 652,093 283,802 581,124
Fair value of warrants at issuance   $ 1,917,122