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Condensed Consolidating Financial Information (Details Textual) | Mar. 31, 2014 | Mar. 19, 2013 Senior Notes Senior Notes Due 2023 | Mar. 31, 2014 Senior Notes Senior Notes Due 2022 [Member] [Member]
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Debt Instrument [Line Items] |  |  |
Notes bear interest at a rate |  | 5.125% | 5.875%
Percentage of subsidiary owned | 100.00% |  |

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- Definition Percentage of subsidiary owned. + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the 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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