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v3.10.0.1

Long-Term Debt and Credit Lines - Exclusive of Current Installments - Additional Information (Details) - USD ($) $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Nov. 03, 2018 | Feb. 03, 2018 | Oct. 28, 2017
2.50% Ten-Year Notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate | 2.50% |  |
Maturity date | May 15, 2023 |  |
Unamortized debt discount | $ 200 | $ 234 | $ 245
Effective interest rate | 2.51% |  |
2.75% Seven-Year Notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate | 2.75% |  |
Maturity date | Jun. 15, 2021 |  |
Unamortized debt discount | $ 194 | 250 | 269
Effective interest rate | 2.76% |  |
2.25% Ten-Year Notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate | 2.25% |  |
Maturity date | Sep. 15, 2026 |  |
Unamortized debt discount | $ 5,844 | $ 6,403 | $ 6,590
Effective interest rate | 2.32% |  |

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