Interest Expense (Detail) (5.375% Convertible notes, USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
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Mar. 31, 2012
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Mar. 31, 2011
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5.375% Convertible notes
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Debt Instrument [Line Items] | ||
Contractual coupon interest | $ 1,549 | $ 1,142 |
Accretion of debt discount | 2,304 | 1,425 |
Amortization of debt issuance costs | 148 | 120 |
Interest Expense, Debt, Total | $ 4,001 | $ 2,687 |
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- Definition
Debt Instrument Stated Coupon Rate Interest Expense No definition available.
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- Definition
The component of interest expense representing the noncash expenses charged against earnings in the period to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate caption: Noncash Interest Expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The component of interest expense comprised of the periodic charge against earnings over the life of the financing arrangement to which such costs relate. Alternate captions include Noncash Interest Expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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