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BUSINESS COMBINATIONS (Details) - USD ($) $ in Millions |  |  | 3 Months Ended
--- | --- | --- | ---
Dec. 04, 2015 | May 29, 2015 | Jul. 31, 2016
TRC |  |  |
Business Combinations |  |  |
Acquisition date | Dec. 04, 2015 |  |
Cash paid at closing | $ 0.5 |  |
Cash payments to retire outstanding debt and certain leases | $ 15.6 |  |
APC |  |  |
Business Combinations |  |  |
Acquisition date |  | May 29, 2015 |
Percentage of capital stock acquired |  | 100.00% |
Acquisition related Share Purchase Agreement date |  | May 11, 2015 |
Acquisition, purchase price Consideration |  | $ 11.1 |
Cash escrowed at closing |  | $ 1.1 |
Payment of escrowed funds |  |  | $ 0.9

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