Note 6 - Capital Stock

3 Months Ended

Mar. 31, 2015

Stockholders' Equity Note [Abstract]

Stockholders' Equity Note Disclosure [Text Block]

6. Capital Stock

On October 27, 2011, our Board of Directors authorized the purchase of $500 million of our common stock, of which $207 million was remaining at March 31, 2015. We purchased approximately 79,500 shares, or $6.4 million, of our common stock under our repurchase authorization during the three months ended March 31, 2015. On January 29, 2015, we announced an increase in our quarterly cash dividend from $0.20 to $0.21, which was paid February 26, 2015, to stockholders of record on February 12, 2015. On April 23, 2015, our Board of Directors declared a regular quarterly dividend of $0.21 per common share, which will be paid on May 22, 2015, to stockholders of record on May 8, 2015.