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Note 12 - Fair Value Measurements - Long-term Debt (Details) - Fair Value, Nonrecurring [Member] - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Long-term debt	$ 3,088,474,000	$ 3,069,393,000
Reported Value Measurement [Member]
Long-term debt	3,049,409,000	3,031,594,000
Estimate of Fair Value Measurement [Member]
Long-term debt	2,897,114,000	3,128,058,000
Fair Value, Inputs, Level 2 [Member] | Bank Credit Facility [Member] | Line of Credit [Member]
Long-term debt	1,187,800,000	867,897
Fair Value, Inputs, Level 2 [Member] | Bank Credit Facility [Member] | Line of Credit [Member] | Reported Value Measurement [Member]
Long-term debt	1,169,935,000	859,106
Fair Value, Inputs, Level 2 [Member] | Bank Credit Facility [Member] | Line of Credit [Member] | Estimate of Fair Value Measurement [Member]
Long-term debt	1,183,565,000	866,812
Fair Value, Inputs, Level 1 [Member] | The 4.750% Senior NotesDue December 2027 [Member] | Senior Notes [Member]
Long-term debt	1,000,000,000
Fair Value, Inputs, Level 1 [Member] | The 4.750% Senior NotesDue December 2027 [Member] | Senior Notes [Member] | Reported Value Measurement [Member]
Long-term debt	990,260,000
Fair Value, Inputs, Level 1 [Member] | The 4.750% Senior NotesDue December 2027 [Member] | Senior Notes [Member] | Estimate of Fair Value Measurement [Member]
Long-term debt	928,750,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 4.750% Due 2027 [Member] | Senior Notes [Member]
Long-term debt		1,000,000,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 4.750% Due 2027 [Member] | Senior Notes [Member] | Reported Value Measurement [Member]
Long-term debt		988,312,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 4.750% Due 2027 [Member] | Senior Notes [Member] | Estimate of Fair Value Measurement [Member]
Long-term debt		1,023,750,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 4750 Due 2031 Member | Senior Notes [Member]
Long-term debt	900,000,000	900,000,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 4750 Due 2031 Member | Senior Notes [Member] | Reported Value Measurement [Member]
Long-term debt	888,540,000	886,746,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 4750 Due 2031 Member | Senior Notes [Member] | Estimate of Fair Value Measurement [Member]
Long-term debt	784,125,000	915,750,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 8.625% Due 2025 [Member] | Senior Notes [Member]
Long-term debt		300,000,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 8.625% Due 2025 [Member] | Senior Notes [Member] | Reported Value Measurement [Member]
Long-term debt		295,934,000
Fair Value, Inputs, Level 1 [Member] | Senior Note 8.625% Due 2025 [Member] | Senior Notes [Member] | Estimate of Fair Value Measurement [Member]
Long-term debt		320,250,000
Fair Value, Inputs, Level 3 [Member] | Other Long-Term Debt [Member]
Long-term debt	674,000	1,496,000
Fair Value, Inputs, Level 3 [Member] | Other Long-Term Debt [Member] | Reported Value Measurement [Member]
Long-term debt	674,000	1,496,000
Fair Value, Inputs, Level 3 [Member] | Other Long-Term Debt [Member] | Estimate of Fair Value Measurement [Member]
Long-term debt	$ 674,000	$ 1,496,000

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+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
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-Publisher FASB
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