Note 21 - Subsequent Events

12 Months Ended

Dec. 31, 2019

Notes to Financial Statements

Subsequent Events [Text Block]

21.

Subsequent events

In

January

and

February 2020,

the Company acquired a total

of

384,437

of the Company's shares at a total cost of

$6.0

million. All share

s were repurchased under an authorization covering up to

$100

million of the Company's ordinary shares in the aggregate including commissions, as approved by the Company's Board of Directors and approved by shareholders at the Company's Annual General Meeting held on

June 18, 2019.

Unless discontinued by the Company's Board of Directors, the share repurchase program will be valid for up to

five

years.