Note 9 - Incentive Plans - Stock Options Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2021	Dec. 31, 2020
Outstanding balance (in shares)	9,983,727	9,705,495
Outstanding, weighted average exercise price (in dollars per share)	$ 10.19	$ 10.00
Outstanding, remaining term (Year)	8 years 3 months 18 days	8 years 8 months 12 days	9 years 8 months 12 days
Outstanding, intrinsic value	$ 152,316	$ 44,395	$ 57,942
Awards granted (in shares)	824,500	442,500
Awards granted, weighted average exercise price (in dollars per share)	$ 29.67	$ 14.36
Exercised (in shares)	(12,000)	(154,268)
Exercised, weighted average exercise price (in dollars per share)	$ 10.00	$ 10.00
Forfeitures (in shares)		(10,000)
Forfeitures, weighted average exercise price (in dollars per share)		$ 10.00
Outstanding balance (in shares)	10,796,227	9,983,727	9,705,495
Outstanding, weighted average exercise price (in dollars per share)	$ 11.68	$ 10.19	$ 10.00
Vested (in shares)	9,268,914	8,551,070
Vested, weighted average exercise price (in dollars per share)	$ 11.67	$ 10.13
Vested, remaining term (Year)	8 years 3 months 18 days	8 years 8 months 12 days
Vested, intrinsic value	$ 103,055	$ 38,556
Exercisable (in shares)	9,268,914	8,551,070
Exercisable, weighted average exercise price (in dollars per share)	$ 11.67	$ 10.13
Exercisable, remaining term (Year)	8 years 3 months 18 days	8 years 8 months 12 days
Exercisable, intrinsic value	$ 103,055	$ 38,556