Note 7 - Credit Losses (Tables)

12 Months Ended

Dec. 31, 2020

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 Receivables		3,372		711		2,661
Other Assets		795		—		795
Allowance for Credit Losses on Receivables	$	7,218	$	2,811	$	4,407

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

	Trade Receivables		Other Receivables		Other Assets
Beginning Balance, January 1, 2020	$	2,100	$	711	$	—
Adoption of ASU 2016-13, cumulative-effect adjustment to retained earnings		951		2,661		795
Provision for expected credit losses		1,375		1,338		866
Ending Balance, December 31, 2020	$	4,426	$	4,710	$	1,661