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Note 6 - Capital Stock
 6 Months Ended
Jun. 30, 2020
Notes to Financial Statements  
Stockholders' Equity Note Disclosure [Text Block]

6.

Capital Stock

 

On April 20, 2017, our Board of Directors authorized the purchase of up to $500 million of our common stock. On January 22, 2020, our Board of Directors authorized an additional purchase of up to $500 million of our common stock. At June 30, 2020, $520 million of this combined authorization was remaining. We purchased approximately 800,000 shares, or $75 million, of our common stock under our repurchase authorization during the six months ended June 30, 2020, none of which occurred in second quarter 2020. On April 23, 2020, our Board of Directors declared a regular quarterly dividend of $0.27 per common share, which was paid on May 22, 2020, to stockholders of record on May 8, 2020. On July 22, 2020, our Board of Directors declared a regular quarterly dividend of $0.27 per common share, which will be paid on August 21, 2020, to stockholders of record on August 7, 2020.