XML 30 R76.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Earnings Per Share (Additional Disclosures) (Details) (USD $) In Millions, except Share data, unless otherwise specified | Dec. 31, 2013 | Feb. 11, 2008 | Feb. 15, 2013 Two Thousand Eight Notes [Member] | Dec. 31, 2012 Two Thousand Eight Notes [Member] | Jun. 25, 2012 Two Thousand Eight Notes [Member]
--- | --- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |  |
Debt Instrument, Repurchased Face Amount |  |  | $ 5.2 | $ 50.3 | $ 15.0
Common stock included in share lending agreement | 3,800,000 | 3,800,000 |  |  |

X
- Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of the original debt instrument that was repurchased. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentRepurchasedFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The number of shares issued in connection with an own-share lending arrangement entered into by the entity, in contemplation of a convertible debt offering or other financing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 2A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=7656903&loc=SL6757479-112611 + Details
Name: | us-gaap_OwnshareLendingArrangementSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant