Note 11 - Accounting for Share-based Payment Arrangement Compensation

6 Months Ended

Jun. 30, 2018

Notes to Financial Statements

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

(

11

) Accounting for Share-based Payment Arrangement Compensation

We account for share-based payment arrangements in accordance with FASB ASC

718,

Compensation – Stock Compensation

. During the

first

six

months of

2018,

there were

no

significant changes to the structure of our stock-based award plans. Pre-tax compensation expense related to stock options and performance unit awards recorded in the

first

six

months of

2018

and

2017

was

$1.2

million and

$730,000,

respectively.