Price of a single share of a number of saleable stocks of a company over a period of time.

No definition available.

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- Definition

The amount by which the convertible debt's if-converted value exceeds its principle amount at the balance sheet date, regardless of whether the instrument is currently convertible. This element applies to public companies only.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 20

-Section 50

-Paragraph 5

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

The number of equity instruments that the holder of the debt instrument would receive if the debt was converted to equity.

+ References

Reference 1: 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)(5))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644

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-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

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-Paragraph 7

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of contingently issuable shares. Contingently issuable shares are those shares that are issuable for little or no cash contingent on certain conditions being met.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 45

-Paragraph 55

-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e2626-109256

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-Paragraph 1

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-SubTopic 10

-Section 45

-Paragraph 48

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Contingently Issuable Shares

-URI http://asc.fasb.org/extlink&oid=6508586

+ Details

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- Details

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- Details

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Earnings Per Share (Schedule of Convertible Note Premium Share Information) (Details) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2015 shares	Mar. 31, 2014 USD ($) shares $ / shares
Convertible Debt [Member]
Earnings Per Share [Line Items]
Premium shares (in shares)	0	8,427
2011 4.0% Notes [Member]
Earnings Per Share [Line Items]
Per share price, actual average (in dollars per share) \| $ / shares		$ 37.96
Premium value (in dollars) \| $		$ 148,360
2011 4.0% Notes [Member] \| Convertible Debt [Member]
Earnings Per Share [Line Items]
Premium shares (in shares)		3,909
2011 4.0% Notes [Member] \| Common Stock [Member]
Earnings Per Share [Line Items]
Number of conversion shares, principal amount (in shares)		6,683
2011 4.25% Notes [Member]
Earnings Per Share [Line Items]
Per share price, actual average (in dollars per share) \| $ / shares		$ 37.96
Premium value (in dollars) \| $		$ 140,925
2011 4.25% Notes [Member] \| Convertible Debt [Member]
Earnings Per Share [Line Items]
Premium shares (in shares)		3,712
2011 4.25% Notes [Member] \| Common Stock [Member]
Earnings Per Share [Line Items]
Number of conversion shares, principal amount (in shares)		6,268