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Debt (Schedule Of Interest Expense, Net) (Detail) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Debt Instrument [Line Items] |  |  |  |
Interest expense, net | $ 11,838,000 | $ 9,487,000 | $ 21,883,000 | $ 18,438,000
Segment, Continuing Operations [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Contractual and other interest expense | 9,200,000 | 7,100,000 | 16,800,000 | 13,500,000
Accretion of senior convertible note discount | 1,300,000 | 1,200,000 | 2,600,000 | 2,400,000
Amortization of deferred financing costs and commitment fees | 1,400,000 | 1,300,000 | 2,700,000 | 2,700,000
Total interest expense | 11,900,000 | 9,600,000 | 22,100,000 | 18,600,000
Interest income | (100,000) | (100,000) | (200,000) | (200,000)
Interest expense, net | $ 11,800,000 | $ 9,500,000 | $ 21,900,000 | $ 18,400,000

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- Definition Represents the charge against earnings during the period for commitment fees and debt issuance expenses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 5 + Details
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