|
Capital lease obligations (Details 1) (USD $)
|
Dec. 31, 2012
|
|---|---|
| Summary of long-term obligations under capital leases | |
| For the year ending December 31, 2013 | $ 715,095 |
| 2014 | 329,700 |
| 2015 | 52,872 |
| Total obligations under capital leases | $ 1,097,667 |
| X | ||||||||||
|
- Definition
Amount of minimum lease payments for capital leases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
Amount of minimum lease payments maturing in the next fiscal year following the latest fiscal year for capital leases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of minimum lease payments maturing in the third fiscal year following the latest fiscal year for capital leases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of minimum lease payments maturing in the second fiscal year following the latest fiscal year for capital leases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|