|
Discontinued operations (Details) (USD $)
|
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Discontinued operations [Abstract] | ||
| Revenues | $ 1,802,832 | $ 3,544,070 |
| Costs and expenses | 7,182,449 | 8,435,397 |
| Loss from discontinued operations | (5,379,617) | (4,891,327) |
| Loss from impairment charge | (5,133,552) | |
| Net loss from discontinued operations | $ (5,379,617) | $ (10,024,879) |
| X | ||||||||||
|
- Definition
The loss resulting from the write-down of an asset attributable to a discontinued operation. No definition available.
|
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
Amount of operating expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of operating income or loss attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|