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Supplemental Financial Information (Narrative) (Details) | Dec. 31, 2013
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Senior Subordinated 8% Notes, Due December 1, 2015 [Member] |
Senior Subordinated Notes, interest rate | 8.00%
Senior Subordinated 6.25% Notes [Member] |
Senior Subordinated Notes, interest rate | 6.25%

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- Definition Interest rate stated in the contractual debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Balance Type: | na
Period Type: | instant