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DEFERRED TAX (Tables) | 12 Months Ended
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Dec. 31, 2012
Deferred Tax [Abstract] |
Deferred Tax Liability | As of December 31, 2012 and 2011, deferred tax liability consisted of the following:
|  | 2012 |  |  | 2011 |
Deferred tax asset — noncurrent (accrual of system maintenance cost) |  | $ | 48,453 |  |  | $ | 33,146 |
Deferred tax asset — noncurrent (depreciation of fixed assets) |  |  | 22,933,886 |  |  |  | 25,527,126 |
Deferred tax liability — noncurrent (net investment in sales-type leases) |  |  | (29,547,957 | ) |  |  | (31,948,809 | )
Deferred tax liability, net of deferred tax asset – noncurrent |  | $ | (6,565,618 | ) |  | $ | (6,388,537 | )
Deferred tax liability — current (net investment in sales-type leases) |  | $ | (2,471,925 | ) |  | $ | (1,624,665 | )

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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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