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Pension Plans and Other Postretirement Benefits - Additional Information (Detail) (USD $) | 1 Months Ended | 3 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 7 Months Ended | 12 Months Ended |  | 12 Months Ended | 3 Months Ended
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Dec. 31, 2012 | Dec. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2005 | Jan. 01, 2007 Minimum | Jan. 01, 2007 Maximum | Dec. 31, 2013 Traditional Long Equity Holdings | Dec. 31, 2013 Diversified Asset Classes | Dec. 31, 2013 Domestic Pension Benefits | Dec. 31, 2012 Domestic Pension Benefits | Dec. 31, 2011 Domestic Pension Benefits | Aug. 07, 2014 Domestic Pension Benefits Subsequent Event | Dec. 31, 2013 Total Postretirement Benefits | Dec. 31, 2012 Total Postretirement Benefits | Dec. 31, 2011 Total Postretirement Benefits | Dec. 31, 2013 Foreign Pension Plans, Defined Benefit | Dec. 31, 2012 Foreign Pension Plans, Defined Benefit | Dec. 31, 2013 Total Pension Benefits | Dec. 31, 2012 Total Pension Benefits | Dec. 31, 2011 Total Pension Benefits | Dec. 31, 2013 Domestic Nonqualified and Foreign Qualified & Nonqualified | Dec. 31, 2012 Domestic Nonqualified and Foreign Qualified & Nonqualified | Dec. 31, 2011 Domestic Nonqualified and Foreign Qualified & Nonqualified | Dec. 31, 2012 Supplemental Executive Retirement Plan | Dec. 31, 2013 U.S. Postretirement Benefit Plan | Dec. 31, 2013 Supplemental Executive Retirement Plan | Dec. 31, 2012 Supplemental Executive Retirement Plan | Dec. 31, 2011 Supplemental Executive Retirement Plan | Dec. 31, 2013 U.S. Defined Contribution Plan Defined contribution 401 K employee savings plan | Dec. 31, 2012 U.S. Defined Contribution Plan Defined contribution 401 K employee savings plan | Dec. 31, 2011 U.S. Defined Contribution Plan Defined contribution 401 K employee savings plan | Dec. 31, 2013 Netherlands Defined Contribution Plan | Dec. 31, 2012 Netherlands Defined Contribution Plan | Dec. 31, 2011 Netherlands Defined Contribution Plan | Dec. 31, 2013 Post Sixty Five Coverage | Jun. 30, 2012 Restatement Adjustment Pension Plan Actuarial Gain Correction Total Postretirement Benefits | Jun. 30, 2012 Restatement Adjustment Pension Plan Actuarial Gain Correction Total Pension Benefits
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net curtailment gain |  |  |  | $ 4,507,000 | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual contribution percentage to defined contribution plan for eligible employees |  |  | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in the percentage of pension contribution for employees |  |  |  |  |  |  |  | 6.00% | 7.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pension contributions | 10,100,000 |  | 8,800,000 | 14,800,000 |  | 4,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated benefit obligation for defined benefit pension plans | 738,700,000 | 738,700,000 | 669,100,000 | 738,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Post retirement medical benefit available to U.S. employees, change of age group, current range |  |  |  |  |  |  | under age 50 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Age group for capping of retiree medical premium |  |  |  |  |  |  | age 50 and above |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Actuarial (gain) loss |  |  |  |  |  |  |  |  |  |  |  | (130,297,000) | [2] | 65,603,000 | [2] | 88,091,000 | [2] |  | (6,120,000) | [3] | 3,161,000 | [3] | 3,324,000 | [3] |  |  | (132,916,000) | [2] | 72,550,000 | [2] | 88,809,000 | [2] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,400,000 | 5,800,000 | [2]
Weighted-average expected rate of return on plan assets |  |  |  |  |  |  |  |  |  |  |  | 7.25% |  | 8.25% |  | 8.25% |  | 6.91% | 7.00% |  | 7.00% |  | 7.00% |  | 4.35% | 4.50% | 7.20% |  | 8.19% |  | 8.19% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assumed weighted-average rate of compensation increase |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.78% |  | 3.37% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rate of compensation increase |  |  |  |  |  |  |  |  |  |  |  | 3.50% |  | 4.11% |  | 4.11% |  |  | 3.50% |  | 3.50% |  |  |  |  |  | 3.37% |  | 3.96% |  | 3.93% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Target allocations percentage of assets |  |  |  |  |  |  |  |  |  | 65.00% | 35.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Change in percentage of broad asset class targets |  |  | 10.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Employer contribution |  | 10,100,000 |  | 10,081,000 | [1] |  |  |  |  |  |  | 7,556,000 |  | 15,298,000 |  |  |  |  | 3,504,000 |  | 3,198,000 |  |  |  |  |  | 9,790,000 |  | 18,299,000 |  |  |  | 13,300,000 | 21,600,000 | 59,800,000 | 14,100,000 |  |  |  |  | 10,600,000 | 9,500,000 | 9,100,000 |  |  |  |  |  |  |
Expect contributions to benefit plans in 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000,000 |  |  |  |  | 2,900,000 |  |  |  |  |  |  |  |  |  |  |  |
Expected premium contribution |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Expenses related to benefit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1,500,000) | 10,300,000 | 4,700,000 |  |  |  |  |  |  |  |  |  |
Projected benefit obligation recognized |  |  |  |  |  |  |  |  |  |  |  | 629,337,000 |  | 714,158,000 |  | 634,184,000 |  |  | 62,832,000 |  | 70,787,000 |  | 68,935,000 |  |  |  | 678,582,000 |  | 762,395,000 |  | 674,665,000 |  |  |  |  |  |  | 21,800,000 | 30,900,000 |  |  |  |  |  |  |  |  |  |  |
Assumed rate of increase in the pre-65 and post-65 per capita cost of covered health care benefits for U.S. retirees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |
Annual premiums and related costs pertaining to defined contribution plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,300,000 | 9,500,000 | 9,900,000 |  |  |  |
Accrued postemployment benefit liability | $ 600,000 | $ 600,000 | $ 800,000 | $ 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | In the fourth quarter of 2012 we recorded a net curtailment gain of $4.5 million ($2.9 million after income taxes) and a one-time employer contribution to the Company’s defined contribution plan of $10.1 million ($6.4 million after income taxes), both in connection with various amendments to certain of our U.S. pension and defined contribution plans that were approved by our Board of Directors in the fourth quarter of 2012. See Note 17, “Pension Plans and Other Postretirement Benefits.”
[2] | In the second quarter of 2013, we identified that our consolidated statement of income for the year ended December 31, 2012 included a correction of $5.8 million (recorded in the second quarter of 2012) for pension plan actuarial gains that related to 2011. This amount was deemed to be not material with respect to our financial statements for the year ended December 31, 2012 and any prior period financial statements.
[3] | In the second quarter of 2013, we identified that our consolidated statement of income for the year ended December 31, 2012 included a correction of $4.4 million (recorded in the second quarter of 2012) for postretirement plan actuarial gains that related to 2011. This amount was deemed to be not material with respect to our financial statements for the year ended December 31, 2012 and any prior period financial statements.

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- Definition Assumed expected rate of compensation increases for pay-related plans for future periods. + References No definition available. + Details
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- Definition Mark-to-market adjustments for the gain or losses occurring on pension or postretirement plans during the year, and any mark-to-market true-up or other adjustments. + References No definition available. + Details
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- Definition Postretirement medical benefits age criteria for employees who are eligible to get benefits under retiree medical premium subsidy. + References No definition available. + Details
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- Definition Postretirement medical benefits age criteria for employees who are not eligible to get benefits under retiree medical premium subsidy. + References No definition available. + 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 Expected rate of compensation increases (for pay-related plans). + 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)(2) -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 1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date. + 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 (a) -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 -Glossary Projected Benefit Obligation -URI http://asc.fasb.org/extlink&oid=6522206 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Accumulated Postretirement Benefit Obligation -URI http://asc.fasb.org/extlink&oid=6503904 + Details
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- Definition The increase in the fair value of plan assets from contributions made by the employer. + 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)(3) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition The amount of decrease that is related to an event that significantly reduces the expected years of future service of present employees or eliminates for a significant number of employees the accrual of defined benefits for some or all of their future services. + 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 (a)(10) -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 -Glossary Plan Curtailment -URI http://asc.fasb.org/extlink&oid=6520938 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 15 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=7577095&loc=d3e8001-114927 + Details
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- Definition The assumed health care cost trend rate for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status. + 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 (l) -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 -Glossary Health Care Cost Trend Rate -URI http://asc.fasb.org/extlink&oid=6514820 + Details
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- Definition Amount of other defined benefit plan costs. + References No definition available. + Details
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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position. + 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 (g) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Target allocation of investments of this type to total plan assets presented on a weighted average basis. + 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 (d)(i) -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 20 -Section 50 -Paragraph 5 -Subparagraph (c)(i) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2446-114920 + 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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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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- Definition For a classified balance sheet, the carrying amount as of the balance sheet date of the portion of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement that is payable after one year (or beyond the operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 712 -SubTopic 10 -Section 25 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6410138&loc=d3e79691-111665 + Details
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