LONG-TERM DEBT - 2012 Notes (Details) $ in Thousands	Jul. 24, 2012 USD ($)
2012 Notes
LONG-TERM DEBT
Principal	$ 200,000
Maturity period	11 years
2012 Notes \| Weighted Average
LONG-TERM DEBT
Interest rate	4.95%
Series A
LONG-TERM DEBT
Principal	$ 100,000
Interest rate	4.87%
Series B
LONG-TERM DEBT
Principal	$ 100,000
Interest rate	5.02%

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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- Definition

The interest rate on borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The nominal or face amount of a financial instrument, used to calculate payments made on that instrument.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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