Note 8 - Stock-based Compensation Expense

3 Months Ended

Mar. 31, 2018

Notes to Financial Statements

Disclosure of Compensation Related Costs, Share-based Payments [Text Block]

NOTE 8: STOCK-BASED COMPENSATION EXPENSE

During the

three

months ended

March 31, 2018

and

March 31, 2017,

the Company recorded as part of selling and general administrative expense approximately

$223,000

and

$217,000,

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. This expense was recorded based upon the guidance of ASC

718,

“Compensation-Stock Compensation

.

”