Note 8 - Stock-based Compensation Expense

6 Months Ended

Jun. 30, 2019

Notes to Financial Statements

Share-based Payment Arrangement [Text Block]

NOTE 8: STOCK-BASED COMPENSATION EXPENSE

The Company recorded as part of selling and general administrative expense

$179,000

and

$378,000

during the

three

and

six

months ended

June 30, 2019,

respectively, and during the

three

and

six

months ended

June 30, 2018,

$201,000

and

$424,000,

respectively, for the cost of employee and director services received in exchange for equity instruments based on the grant-date fair value of those instruments.