SIGNIFICANT ACCOUNTING POLICIES - Basis of Presentation (Details) - Legacy System contributed by Azure - USD ($) $ in Millions |
2 Months Ended | |
|---|---|---|
Feb. 27, 2015 |
Feb. 27, 2015 |
|
| Noncash or Part Noncash Acquisitions [Line Items] | ||
| IDR units issued as payment (in shares) | 90 | |
| Aggregate consideration transferred | $ 162.5 | |
| Increase in partners' capital, excess of the historical carrying value over the consideration paid | $ 51.7 | $ 51.7 |