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Employee Benefit Plans (Details 2) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract] |  |  |
Noncurrent liabilities | $ 189,954 | $ 213,578 |
Liabilities of assets held-for-sale | $ 12,152 | $ 555 |
Pension Plan |  |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] |  |  |
Discount rates | 3.20% | 2.80% | 3.10%
Expected long-term rates of return on plan assets | 5.90% | 6.00% | 6.20%
Expected long-term rates of return on plan assets for next year (as a percent) | 5.60% |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] |  |  |
Discount rates | 2.40% | 3.20% |
U.S. Plans | Pension Plan |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |
Benefit obligation at beginning of year | $ 286,027 | $ 314,861 |
Service cost | 39 | 42 | $ 43
Interest cost | 10,551 | 9,562 | 9,878
Plan participants' contributions | 0 | 0 |
Amendments | 0 | 0 |
Actuarial loss | 20,064 | (21,474) |
Settlements/curtailments | 0 | 0 |
Benefits paid | (15,842) | (16,964) |
Effect of foreign currency | 0 | 0 |
Change in benefit obligation, Acquisition | 6,146 |  |
Change in benefit obligation, Infrastructure transaction |  | 0 |
Benefit obligation at end of year | 294,693 | 286,027 | 314,861
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward] |  |  |
Fair value of plan assets at beginning of year | 205,388 | 229,941 |
Actual return on plan assets | 37,665 | (17,883) |
Employer contributions | 8,306 | 10,294 |
Plan participants' contributions | 0 | 0 |
Settlements/curtailments | 0 | 0 |
Benefits paid | (15,842) | (16,964) |
Effect of foreign currency | 0 | 0 |
Acquisitions/divestitures | (9,249) | 0 |
Fair value of plan assets at end of year | 226,268 | 205,388 | $ 229,941
Funded status at end of year | (68,425) | (80,639) |
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract] |  |  |
Noncurrent assets | 0 | 1,953 |
Current liabilities | 1,980 | 1,954 |
Noncurrent liabilities | 64,465 | 80,638 |
Liabilities of assets held-for-sale | 1,980 | 0 |
Total accumulated other comprehensive loss before tax | 133,806 | 149,326 |
Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax [Abstract] |  |  |
Net actuarial loss | 133,806 | 149,326 |
Prior service cost | 0 | 0 |
Total accumulated other comprehensive loss before tax | 133,806 | $ 149,326 |
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract] |  |  |
Net actuarial loss | 5,085 |  |
Prior service cost | 0 |  |
Total | 5,085 |  |
Estimate of expected contributions in next fiscal year | 11,200 |  |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |  |  |
2020 | 25,700 |  |
2021 | 17,500 |  |
2022 | 17,600 |  |
2023 | 17,500 |  |
2024 | 17,400 |  |
2025-2029 | $ 84,700 |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] |  |  |
Discount rates | 4.20% | 3.50% | 4.00%
Expected long-term rates of return on plan assets | 7.30% | 7.30% | 7.30%
Expected long-term rates of return on plan assets for next year (as a percent) | 7.00% |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] |  |  |
Discount rates | 3.20% | 4.20% |
Highest yield U.S. dollar-denominated, AA-graded corporate bonds excluded from yield curve universe (as a percent) | 10.00% |  |
Lowest yield U.S. dollar-denominated, AA-graded corporate bonds excluded from yield curve universe (as a percent) | 10.00% |  |
International Plans | Pension Plan |  |  |
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] |  |  |
Benefit obligation at beginning of year | $ 874,679 | $ 1,015,586 |
Service cost | 1,447 | 1,669 | $ 1,724
Interest cost | 22,280 | 21,589 | 21,459
Plan participants' contributions | 36 | 49 |
Amendments | 1,254 | 11,238 |
Actuarial loss | 93,330 | (78,658) |
Settlements/curtailments | (343) | (313) |
Benefits paid | (37,396) | (37,721) |
Effect of foreign currency | 33,010 | (58,760) |
Change in benefit obligation, Acquisition |  | 0 |
Change in benefit obligation, Infrastructure transaction | 9 |  |
Benefit obligation at end of year | 988,288 | 874,679 | 1,015,586
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward] |  |  |
Fair value of plan assets at beginning of year | 744,538 | 842,717 |
Actual return on plan assets | 108,235 | (30,004) |
Employer contributions | 21,121 | 18,415 |
Plan participants' contributions | 36 | 49 |
Settlements/curtailments | (343) | (313) |
Benefits paid | (37,217) | (37,570) |
Effect of foreign currency | 28,275 | (48,756) |
Acquisitions/divestitures | (9) | 0 |
Fair value of plan assets at end of year | 864,636 | 744,538 | $ 842,717
Funded status at end of year | (123,652) | (130,141) |
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract] |  |  |
Noncurrent assets | 987 | 2,379 |
Current liabilities | 697 | 643 |
Noncurrent liabilities | 123,942 | 131,876 |
Liabilities of assets held-for-sale | 0 | 0 |
Total accumulated other comprehensive loss before tax | 415,781 | 391,849 |
Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax [Abstract] |  |  |
Net actuarial loss | 408,709 | 384,666 |
Prior service cost | 7,072 | 7,183 |
Total accumulated other comprehensive loss before tax | 415,781 | $ 391,849 |
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract] |  |  |
Net actuarial loss | 15,137 |  |
Prior service cost | 392 |  |
Total | 15,529 |  |
Estimate of expected contributions in next fiscal year | 22,400 |  |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |  |  |
2020 | 38,900 |  |
2021 | 39,800 |  |
2022 | 40,200 |  |
2023 | 41,300 |  |
2024 | 42,100 |  |
2025-2029 | $ 224,800 |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] |  |  |
Discount rates | 2.90% | 2.60% | 2.80%
Expected long-term rates of return on plan assets | 5.50% | 5.60% | 5.90%
Expected long-term rates of return on plan assets for next year (as a percent) | 5.20% |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] |  |  |
Discount rates | 2.10% | 2.90% |

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- Definition The amount of decrease that relates to (A) an irrevocable action that relieves the employer (or the plan) of the primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement or (B) 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 No definition available. + Details
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- Definition The change in plan assets that relates to (A) an irrevocable action that relieves the employer (or the plan) of the primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement or (B) 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 No definition available. + Details
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- Definition Amount, before tax, of accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580 + Details
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- Definition Amount, before tax, of accumulated other comprehensive (income) loss for cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 + Details
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(3) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(6) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964 + Details
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- Definition Amount of contributions received by defined benefit plan from participant which increase benefit obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Amount of contribution received by defined benefit plan from employer which increases plan assets. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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