Supplemental Guarantor Information (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
6 Months Ended | |||
---|---|---|---|---|
May 31, 2013
|
Jan. 29, 2013
Convertible senior notes due February 1, 2019 at 1.375%
|
May 31, 2013
Convertible Notes Payable [Member]
Convertible senior notes due February 1, 2019 at 1.375%
|
Jan. 29, 2013
Convertible Notes Payable [Member]
Convertible senior notes due February 1, 2019 at 1.375%
|
|
Debt Instrument [Line Items] | ||||
Debt instrument, face amount | $ 230.0 | $ 230.0 | $ 230.0 | |
Ownership share in guarantor subsidiaries (percent) | 100.00% | |||
Line of credit facility, significant subsidiary threshold, percent | 5.00% | |||
Line of credit facility, non guarantor subsidiary threshold, percent | 10.00% |