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Commitments and Contingencies (Details 3) (Note payable at an interest rate of 2.2%, USD $)
In Millions, unless otherwise specified |
3 Months Ended | |||
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Dec. 31, 2012
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Dec. 31, 2011
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Mar. 31, 2013
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Mar. 31, 2012
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Note payable at an interest rate of 2.2%
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| Commitments and Contingencies | ||||
| Outstanding balance | $ 0.2 | $ 0.3 | ||
| Interest rate (as a percent) | 2.20% | 2.20% | ||
| Expense upon renewal of insurance contracts | $ 0.5 | $ 0.6 | ||
| X | ||||||||||
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- Definition
Represents the amount of expense incurred upon renewal of insurance contracts. No definition available.
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| X | ||||||||||
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- Definition
Interest rate stated in the contractual debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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