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FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS - Estimated Fair Values and Related Carrying Values of Financial Instruments (Detail) - USD ($) $ in Thousands | Dec. 31, 2018 | Sep. 14, 2018 | Dec. 31, 2017 | Oct. 31, 2016 | Aug. 31, 2013
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Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Interest rate swap agreements |  |  | $ 1,163 |  |
Senior Notes | 4.375% Senior Notes, due 2023 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Stated interest rate (as a percent) | 4.375% |  | 4.375% |  | 4.375%
Senior Notes | 3.45% Senior Notes, due 2026 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Stated interest rate (as a percent) | 3.45% |  | 3.45% | 3.45% |
Senior Notes | 4.150% Senior Notes, due 2024 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Stated interest rate (as a percent) | 4.15% | 4.15% |  |  |
Senior Notes | 4.70% Senior Notes, due 2028 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Stated interest rate (as a percent) | 4.70% | 4.70% |  |  |
Carry Value |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Interest rate swap agreements | $ 0 |  | $ 1,163 |  |
Carry Value | Senior Notes | 4.375% Senior Notes, due 2023 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 248,823 |  | 248,567 |  |
Carry Value | Senior Notes | 3.45% Senior Notes, due 2026 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 748,282 |  | 747,655 |  |
Carry Value | Senior Notes | Floating Rate Notes, due 2021 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 496,796 |  | 0 |  |
Carry Value | Senior Notes | 4.150% Senior Notes, due 2024 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 742,957 |  | 0 |  |
Carry Value | Senior Notes | 4.70% Senior Notes, due 2028 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 1,239,657 |  | 0 |  |
Fair Value |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Interest rate swap agreements | 0 |  | 1,163 |  |
Fair Value | Senior Notes | 4.375% Senior Notes, due 2023 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 254,218 |  | 262,033 |  |
Fair Value | Senior Notes | 3.45% Senior Notes, due 2026 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 675,075 |  | 741,113 |  |
Fair Value | Senior Notes | Floating Rate Notes, due 2021 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 497,425 |  | 0 |  |
Fair Value | Senior Notes | 4.150% Senior Notes, due 2024 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | 727,350 |  | 0 |  |
Fair Value | Senior Notes | 4.70% Senior Notes, due 2028 |  |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |  |
Debt instrument | $ 1,179,625 |  | $ 0 |  |

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