Subsequent Events

3 Months Ended

Mar. 31, 2015

Subsequent Events:

Subsequent Events:

14. Subsequent Events: On April 28, 2015, the company announced that the Board of Directors approved a quarterly dividend of $1.30 per common share. The dividend is payable June 10, 2015 to shareholders of record on May 8, 2015. The dividend declaration represents an increase of $0.20 per common share, which is 18 percent higher than the prior quarterly dividend of $1.10 per common share