Note 7 - Credit Losses (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Accounts Receivable, Allowance for Credit Loss [Table Text Block]

	Trade Receivables		Other Non-Trade Contractual Arrangements
Beginning Balance, December 31, 2021	$	4,597	$	6,948
Provision for expected credit losses		1,348		682
Ending Balance, March 31, 2022	$	5,945	$	7,630