Note 5 - Capital Stock

12 Months Ended

Dec. 31, 2017

Notes to Financial Statements

Stockholders' Equity Note Disclosure [Text Block]

5 . Capital Stock

We have

one

class of preferred stock and

one

class of common stock. We had

no

outstanding shares of preferred stock at

December 31, 2017

or

2016.

Holders of shares of common stock are entitled to receive dividends when and if declared by the Board of Directors and are entitled to

one

vote per share on all matters submitted to a vote of the stockholders. On

January 24, 2018

,

we announced an increase in our quarterly cash dividend from

$0.23

to

$0.24

per share, which will be paid

February 23, 2018

,

to stockholders of record on

February 9, 2018

.

At

December 31, 2017,

we had

1.6

million shares of common stock to be issued upon the vesting of equity awards and

6.8

million shares reserved for future issuance pursuant to share-based payment plans. During calendar year

2017,

we purchased approximately

1.9

million shares, or

$179.8

million, of our common stock in accordance with plans authorized by our Board. At

December 31, 2017,

we had

$521.4

million available under an authorized plan to purchase our common stock.