LONG-TERM DEBT Summary of Long-Term Debt (Details) (USD $) In Thousands, unless otherwise specified	Nov. 30, 2013	Nov. 30, 2012
Debt Instrument [Line Items]
Total	$ 274,487	$ 276,932
Less: current portion	2,807	2,513
Long-Term Debt	271,680	274,419
4.63 percent Senior Notes
Debt Instrument [Line Items]
Total	65,000	65,000
3.95 percent Senior Notes
Debt Instrument [Line Items]
Total	100,000	100,000
4.82 percent Revenue Bonds
Debt Instrument [Line Items]
Total	662	970
6.25 percent Term Loan
Debt Instrument [Line Items]
Total	49,948	50,318
TIF bond debt service funding commitment
Debt Instrument [Line Items]
Total	58,877	60,644
Revolving Credit Facility
Debt Instrument [Line Items]
Total	$ 0	$ 0