|
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Movement in Deferred Revenue [Roll Forward] | ||
| Deferred revenue, Beginning balance, Current | $ 865 | $ 0 |
| Additions, Current | 1,555 | 865 |
| Less: revenue recognized due to expiration, Current | 865 | |
| Deferred revenue, Ending balance, Current | 1,555 | 865 |
| Deferred revenue, Beginning balance, Noncurrent | 10,899 | 1,770 |
| Additions, Noncurrent | 18,784 | 9,129 |
| Less: revenue recognized due to expiration, Noncurrent | 0 | |
| Deferred revenue, Ending balance, Noncurrent | $ 29,683 | $ 10,899 |