Note 4 - Fair Values of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2020

Fair Value Disclosures [Abstract]

Schedule of carrying amounts and fair values of our financial assets and liabilities

	December 31, 2020				December 31, 2019
	Carrying		Fair		Carrying		Fair
(In thousands)	Amount		Value		Amount		Value
Financial Assets:
Cash and cash equivalents	$	5,300	$	5,300	$	5,532	$	5,532
Accounts receivable		20,299		20,299		19,256		19,256
Other current assets - restricted cash		1,410		1,410		1,333		1,333
Financial liabilities:
Accounts payable		(11,742)		(11,742)		(10,663)		(10,663)
Debt		(17,450)		(17,450)		(12,947)		(12,947)
Other current liabilities - financed insurance payable		(862)		(862)		(656)		(656)