Note 11 - Stock Options and Restricted Stock Awards (Details Textual) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Apr. 13, 2023	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)		0	0	0
Share-Based Payment Arrangement, Noncash Expense		$ 16,424	$ 11,165	$ 10,319
Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount		100
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value		16,400
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value		$ 16,600
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number (in shares)		286,195
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares (in shares)		9,500
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value		$ 10,300	3,000	800
Share-Based Payment Arrangement, Option [Member]
Share-Based Payment Arrangement, Noncash Expense		$ 400	500	900
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)		2 months 12 days
Restricted Stock [Member]
Share-Based Payment Arrangement, Noncash Expense		$ 16,000	$ 10,700	$ 9,400
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)		1 year 8 months 12 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value		$ 13,500
Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount		$ 24,000
Amended and Restated 2017 Omnibus Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)	864,215
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)	274,215	447,366
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)	590,000
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Minimum [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit (in dollars per share)		$ 34.05
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Maximum [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit (in dollars per share)		$ 92
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Stock Options or Stock Appreciation Rights [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Maximum Number of Shares Per Employee (in shares)	500,000
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)		10 years
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Minimum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)		3 years
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Maximum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)		4 years
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)		10 years
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Restricted Stock [Member] | Minimum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)		1 year
Amended and Restated 2017 Omnibus Incentive Plan [Member] | Restricted Stock [Member] | Maximum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)		4 years