Note 19 - Subsequent Events

12 Months Ended

Dec. 31, 2018

Notes to Financial Statements

Subsequent Events [Text Block]

19.

SUBSEQUENT EVENTS

Cash Dividend Increase

In

February 2019,

the Company’s Board of Directors approved an increase in quarterly cash dividends from

$0.30

per share to

$0.40

per share, effective for the dividends declared in the

first

quarter of

2019.

Real Estate Purchase

In

February 

2019,

the Company entered into an agreement to purchase an office building and land located in Kirkland, Washington, for

$53.0

million in cash.  The Company expects to close the transaction in the

first

 quarter of

2019.