BORROWINGS: Future Minimum Payments, Interest Expense (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
May. 31, 2015 |
May. 31, 2014 |
May. 31, 2015 |
May. 31, 2014 |
Nov. 30, 2014 |
|
| Long-term Debt, Fiscal Year Maturity [Abstract] | |||||
| Fiscal year 2015 | $ 65,142 | $ 65,142 | |||
| Fiscal Year 2016 | 31,931 | 31,931 | |||
| Fiscal Year 2017 | 84,206 | 84,206 | |||
| Fiscal Year 2018 | 51,538 | 51,538 | |||
| Fiscal Year 2019 | 63,298 | 63,298 | |||
| Thereafter | 439,613 | 439,613 | |||
| Total borrowings | 735,728 | 735,728 | $ 980,503 | ||
| Interest Expense, Debt [Abstract] | |||||
| Interest Expense, Debt | $ 6,203 | $ 6,708 | $ 13,150 | $ 12,301 | |
| Minimum [Member] | |||||
| Interest Expense, Debt [Abstract] | |||||
| Variable interest percentage | 0.59% | 0.61% | 0.57% | 0.61% | |
| Maximum [Member] | |||||
| Interest Expense, Debt [Abstract] | |||||
| Variable interest percentage | 4.50% | 4.25% | 4.50% | 4.25% | |