CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2014
Statement of Stockholders' Equity [Abstract]
Pension and other postretirement adjustments, tax	$ (240)
Amortization of forward starting swaps, tax	663
Issuance of common stock from issuance of unvested shares, exercise of stock options and deferred compensation plans (in shares)	278,067
Issuance of common stock from issuance of unvested shares, exercise of stock options and deferred compensation plans , tax	$ 1,875
Repurchase of common stock (in shares)	551,148

Employee Benefit Plans Issuance Of Common Stock Income Tax Provision

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- Definition

Issuance of common stock from exercise of stock options and deferred compensation plans, Shares.

+ References

No definition available.

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- Definition

Other Comprehensive Income, Amortization Adjustments on Derivatives, Included in Net Income, Tax

+ References

No definition available.

+ Details

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- Definition

Amount of tax (expense) benefit, after reclassification adjustments, of (increase) decrease in accumulated other comprehensive (income) loss related to pension and other postretirement defined benefit plans.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e640-108580

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 10A

-Subparagraph (i-k)

-URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

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