Note 13 - Subsequent Events - Aggregate Minimum Principal Maturities on Long-term Debt (Details) - USD ($) $ in Thousands	Jan. 02, 2019	Dec. 31, 2018
2020
2021
2022
2023
Thereafter		2,570,026
Total		2,570,026
Subsequent Event [Member]
2019	$ 14,000
2020	14,000
2021	14,000
2022	14,000
2023	14,000
Thereafter	3,900,026
Total	3,970,026
The 2019 Senior Credit Facility [Member] \| Subsequent Event [Member]
2019	14,000
2020	14,000
2021	14,000
2022	14,000
2023	14,000
Thereafter	1,925,026
Total	1,995,026
2024 Notes [Member]
2020		0
2021		0
2022		0
2023
Thereafter		525,000
Total		525,000
2024 Notes [Member] \| Subsequent Event [Member]
2019
2020
2021
2022
2023
Thereafter	525,000
Total	525,000
2026 Notes [Member]
2020		0
2021		0
2022		0
2023
Thereafter		700,000
Total		700,000
2026 Notes [Member] \| Subsequent Event [Member]
2019
2020
2021
2022
2023
Thereafter	700,000
Total	700,000
2027 Notes [Member]
2020
2021
2022
2023
Thereafter		750,000
Total		$ 750,000
2027 Notes [Member] \| Subsequent Event [Member]
2019
2020
2021
2022
2023
Thereafter	750,000
Total	$ 750,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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