Note 8 - Earnings (Loss) Per Share

12 Months Ended

Dec. 31, 2017

Notes to Financial Statements

Earnings Per Share [Text Block]

Note

8

. Earnings (Loss) per Share

The Company excluded from its diluted earnings per shar

e calculation

500

and

10,375

common shares issuable upon conversion of shares of convertible preferred stock that were outstanding at

December 31, 2017

and

2016,

respectively, as their inclusion would be anti-dilutive.