July 2012 Program | April 2013 Program | ||||||||||||
Number of shares purchased | Cost of share purchases (In thousands) | Number of shares purchased | Cost of share purchases (In thousands) | ||||||||||
Shares purchased at December 31, 2011 | — | $ | — | — | $ | — | |||||||
Shares purchased during 2012 | 3,324,135 | 82,270 | — | — | |||||||||
Shares purchased at December 31, 2012 | 3,324,135 | 82,270 | — | — | |||||||||
Shares purchased during 2013 | 3,462,230 | 117,730 | 4,617,798 | 135,111 | |||||||||
Shares purchased at December 31, 2013 | 6,786,365 | $ | 200,000 | 4,617,798 | $ | 135,111 | |||||||