Note 6 - Accumulated Other Comprehensive Loss - Disclosure of Changes in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2024		Sep. 30, 2023		Sep. 30, 2024		Sep. 30, 2023
Balance	$ 2,372,519		$ 2,421,756		$ 2,343,070		$ 2,259,255
Balance	2,412,462		2,366,487		2,412,462		2,366,487
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Balance	(72,220)		(53,923)		(43,582)		(101,545)
Other comprehensive income (loss)	25,719	[1]			(2,919)	[2]
Balance	(46,501)		(80,366)		(46,501)		(80,366)
Other comprehensive income (loss)			(26,443)	[3]			21,179	[4]
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Balance	28,691		37,707		28,439		36,443
Other comprehensive income (loss)	(10,177)	[5]			(9,925)	[6]
Balance	18,514		38,752		18,514		38,752
Other comprehensive income (loss)			1,045	[7]			2,309	[8]
AOCI Attributable to Parent [Member]
Balance	(43,529)		(16,216)		(15,143)		(65,102)
Other comprehensive income (loss)	15,542				(12,844)
Balance	$ (27,987)		(41,614)		$ (27,987)		(41,614)
Other comprehensive income (loss)			$ (25,398)				$ 23,488

[1] Represents favorable impact from the weakening of the U.S. dollar against foreign currencies during the three months ended September 30, 2024, particularly the Euro and British Pound.

[2] Represents a slightly unfavorable impact from the strengthening of the U.S. dollar against foreign currencies during the nine months ended September 30, 2024, particularly the Euro.

[3] Represents unfavorable impact from the strengthening of the U.S. dollar against foreign currencies during the three months ended September 30, 2023, particularly the Euro, British Pound, and Mexican Peso.

[4] Represents favorable impact from the weakening of the U.S. dollar against foreign currencies during the nine months ended September 30, 2023, particularly the Euro, British Pound, and Mexican Peso.

[5] Represents unrealized losses of $(13,577) on the interest rate swaps, net of tax effect of $3,400, for the three months ended September 30, 2024.

[6] Represents unrealized losses of $(13,241) on the interest rate swaps, net of tax effect of $(3,316) for the nine months ended September 30, 2024.

[7] Represents unrealized gains of $1,394 on the interest rate swaps, net of tax effect of $(349) for the three months ended September 30, 2023.

[8] Represents unrealized gains of $3,081 on the interest rate swaps, net of tax effect of $(772) for the nine months ended September 30, 2023.