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Retirement Plans - Additional Information (Detail) (USD $) | 12 Months Ended |  | 12 Months Ended |  |  | 12 Months Ended
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Dec. 31, 2012 Employee | Dec. 31, 2013 | Dec. 31, 2013 United States Plans | Dec. 31, 2012 United States Plans | Dec. 31, 2013 U.K. Defined Benefit Pension Plan | Dec. 31, 2013 Other Foreign Defined Benefit Pension Plans | Dec. 31, 2013 International Pension Plans | Dec. 31, 2013 U.S. Supplemental Executive Defined Benefit Pension Plan | Dec. 31, 2012 U.S. Supplemental Executive Defined Benefit Pension Plan | Dec. 31, 2013 U.S. Qualified Pension Plan | Dec. 31, 2012 U.S. Qualified Pension Plan | Dec. 31, 2013 Net Periodic Benefit Cost | Dec. 31, 2014 Postretirement Benefit Costs Subsequent Event
Defined Benefit Plan Disclosure |  |  |  |  |  |  |  |  |  |  |  |  |
Number of former employees elected to receive lump-sum payment | 2,000 |  |  |  |  |  |  |  |  |  |  |  |
Lump sum payment made for former employees | $ 52,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Accumulated other comprehensive income (loss), prior service cost expected to be recognized |  |  |  |  |  |  |  |  |  |  |  | 100,000 | (600,000)
Accumulated benefit obligation for defined benefit pension plans | 360,400,000 | 331,200,000 |  |  |  |  |  |  |  |  |  |  |
Percentage of expected return on plan assets assumption |  |  | 5.00% |  |  |  |  |  |  |  |  |  |
Discount rate utilized to determine future pension obligations |  |  | 4.50% | 3.60% |  |  |  |  |  |  |  |  |
Fair value of pension plans assets totaled | 302,899,000 | 282,129,000 | 256,400,000 |  | 24,800,000 | 900,000 | 25,700,000 |  |  |  |  |  |
Fair Value of assets |  | 256,400,000 |  |  |  |  |  |  |  |  |  |  |
Contributions |  |  |  |  |  |  |  | $ 1,700,000 | $ 1,700,000 | $ 2,500,000 | $ 1,600,000 |  |

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- Definition Carrying amount of an asset that is legally restricted for purposes of settling an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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- Definition For defined benefit pension plans, the actuarial present value of benefits (whether vested or nonvested) attributed by the pension benefit formula to employee service rendered before a specified date and based on employee service and compensation (if applicable) before that date. The accumulated benefit obligation differs from the projected benefit obligation in that it includes no assumption about future compensation levels. For plans with flat-benefit or nonpay-related pension benefit formulas, the accumulated benefit obligation and the projected benefit obligation are the same. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Accumulated Benefit Obligation -URI http://asc.fasb.org/extlink&oid=6503844 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition The interest rate used to adjust for the time value of money for the plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Glossary Expected Long-Term Rate of Return on Plan Assets -URI http://asc.fasb.org/extlink&oid=6512013 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(3) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Assets, usually stocks, bonds, and other investments, that have been segregated and restricted (usually in a trust) to provide benefits, at their fair value as of the measurement date. Plan assets include amounts contributed by the employer (and by employees for a contributory plan) and amounts earned from investing the contributions, less benefits paid. If a plan has liabilities other than for benefits, those non-benefit obligations may be considered as reductions of plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 35 -Paragraph 50 -URI http://asc.fasb.org/extlink&oid=29635418&loc=d3e12355-114930 + Details
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- Definition Amount included in accumulated other comprehensive income (AOCI) related to prior service cost (credit) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position. + References No definition available. + Details
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- Definition The amount of decrease that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include (a) making lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and (b) purchasing nonparticipating annuity contracts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 15 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=7577095&loc=d3e8001-114927 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(10) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 + Details
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