Note 16 - Loss Per Share - Antidilutive Securities (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Antidilutive securities (in shares)	61,167	80,100	61,167	80,100
Convertible Preferred Stock [Member]
Antidilutive securities (in shares)	0	41,997	0	41,997
Restricted Stock [Member]
Antidilutive securities (in shares)	0	2,607	0	2,607
Share-based Payment Arrangement, Option [Member]
Antidilutive securities (in shares)	31,232	35,496	31,232	35,496
Restricted Stock Units (RSUs) [Member]
Antidilutive securities (in shares)	5,437	0	5,437	0
Warrant [Member]
Antidilutive securities (in shares)	17,905	0	17,905	0
Executive Shares Issuable on July 1, 2022 [Member]
Antidilutive securities (in shares)	3,593	0	3,593	0
Company Earn-Outs [Member]
Antidilutive securities (in shares)	3,000	0	3,000	0