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Debt (Details) € in Thousands, $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2017 USD ($) | Dec. 31, 2017 EUR (€) | Dec. 31, 2016 USD ($)
Debt Instrument |  |  |
Senior Notes | $ 498,298 |  | $ 479,865
Debt issuance costs, net | (1,438) |  | (1,642)
Other Borrowings | 19,677 |  | 18,974
Total debt | 979,847 |  | 894,030
Less: current portion | (19,677) |  | (18,974)
Long-term debt | $ 960,170 |  | 875,056
3.67% Senior Notes |  |  |
Debt Instrument |  |  |
Senior Notes, Stated Interest Rate | 3.67% | 3.67% |
Maturity Date | Dec. 17, 2022 |  |
Senior Notes | $ 50,000 |  | 50,000
4.10% Senior Notes [Member] |  |  |
Debt Instrument |  |  |
Senior Notes, Stated Interest Rate | 4.10% | 4.10% |
Maturity Date | Sep. 19, 2023 |  |
Senior Notes | $ 50,000 |  | 50,000
3.84% Senior Notes [Member] |  |  |
Debt Instrument |  |  |
Senior Notes, Stated Interest Rate | 3.84% | 3.84% |
Maturity Date | Sep. 19, 2024 |  |
Senior Notes | $ 125,000 |  | 125,000
4.24% Senior Notes [Member] |  |  |
Debt Instrument |  |  |
Senior Notes, Stated Interest Rate | 4.24% | 4.24% |
Maturity Date | Jun. 25, 2025 |  |
Senior Notes | $ 125,000 |  | 125,000
1.47% EURO Senior Notes [Member] |  |  |
Debt Instrument |  |  |
Senior Notes, Stated Interest Rate | 1.47% | 1.47% |
Maturity Date | Jun. 17, 2030 |  |
Senior Notes | $ 149,736 | € 125,000 | 131,507
$800 Million 2015 Credit Agreement |  |  |
Debt Instrument |  |  |
Maturity Date | Dec. 17, 2020 |  |
Credit Agreement Borrowing Capacity | $ 800,000 |  |
$800 million Credit Agreement, interest at LIBOR plus 87.5 basis points | $ 461,872 |  | $ 395,191

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- Definition Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. + 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 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + 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)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + 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)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: 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)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. + 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 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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