Note 7 - Credit Losses (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Accounting Standards Update and Change in Accounting Principle [Table Text Block]

	January 1, 2020
	As Reported Under ASC 326		Pre-ASC 326 Adoption		Impact of ASC 326 Adoption
Trade Receivables	$	3,051	$	2,100	$	951
Other Non-Trade Contractual Arrangements		4,167		711		3,456
Allowance for Credit Losses on Receivables	$	7,218	$	2,811	$	4,407

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

	Trade Receivables		Other Non-Trade Contractual Arrangements
Beginning Balance, December 31, 2020	$	4,426	$	3,524
Provision for expected credit losses		171		3,424
Ending Balance, December 31, 2021	$	4,597	$	6,948