RELATED PARTY BALANCES AND TRANSACTIONS (Narrative) (Details) - Rene Sola Singapore Pte Ltd [Member] $ in Millions |
Dec. 31, 2017
USD ($)
|
|---|---|
| RELATED PARTY BALANCES AND TRANSACTIONS [Line Items] | |
| Debt Instrument, Face Amount | $ 200 |
| Debt Instrument, Interest Rate, Stated Percentage | 1.00% |