Note 1 - Description of Business and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Year Ended December 31,
	2019			2018
Numerator:
Net (loss) earnings	$	(8,743	)	$	20,709
Less dividends declared:
Class A		518			522
Class B		2,834			2,796
Undistributed (loss) earnings	$	(12,095	)	$	17,391
Undistributed (loss) earnings allocation - basic and diluted:
Class A undistributed (loss) earnings	$	(2,049	)	$	2,999
Class B undistributed (loss) earnings		(10,046	)		14,392
Total undistributed (loss) earnings	$	(12,095	)	$	17,391
Net (loss) earnings allocation - basic and diluted:
Class A net (loss) earnings	$	(1,531	)	$	3,521
Class B net (loss) earnings		(7,212	)		17,188
Net (loss) earnings	$	(8,743	)	$	20,709
Denominator:
Weighted average shares outstanding:
Class A - basic and diluted		2,167			2,175
Class B - basic and diluted		10,117			9,939
Net (loss) earnings per share:
Class A - basic and diluted	$	(0.71	)	$	1.62
Class B - basic and diluted	$	(0.71	)	$	1.73