Stock Option Plans (Tables)

6 Months Ended

Jun. 30, 2019

Stock options | Liberty 2004 Stock Option Plan

Stock options

Summary of stock option activity

	Employees					Directors
		Average					Average
	Shares	Price		Amount		Shares	Price		Amount
June 30, 2019	2,355	$	4.14	$	9,750	6,354	$	4.14	$	26,306