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Senior Notes | 3 Months Ended
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Dec. 31, 2013
Senior Notes | 7. Senior Notes On May 7, 2008, we issued $275 million of senior notes in a private placement to a group of institutional investors (the “2008 Senior Notes”). The 2008 Senior Notes were issued in four series with maturities ranging from 5 to 10 years. The outstanding 2008 Senior Notes’ weighted average interest rate is 7.0% and the weighted average maturity is 8.8 years. On July 14, 2010, we issued $245 million of senior notes in a private placement to a group of institutional investors (the “2010 Senior Notes” and, with the 2008 Senior Notes, the “Senior Notes”). The 2010 Senior Notes were issued in four series with maturities ranging from 6 to 10 years. The 2010 Senior Notes’ weighted average interest rate is 5.2% and the weighted average maturity is 8.0 years. The Senior Notes require interest payments semi-annually and also include certain restrictive covenants. As of December 31, 2013, we were in compliance with all financial covenants which include the maintenance of consolidated net debt to consolidated EBITDA ratio and a fixed charge coverage ratio. The issuance of the Senior Notes also required us to make certain covenants typical of unsecured facilities. The carrying value of the Senior Notes was $455.0 million as of December 31, 2013 and September 30, 2013. The fair value of the Senior Notes was $462.9 million and $462.4 million as of December 31, 2013 and September 30, 2013, respectively. We measure the fair value of the Senior Notes based on Level 2 inputs, which include quoted market prices and interest rate spreads of similar securities.

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- Definition The entire disclosure for long-term debt. + 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) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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