Stock-Based Compensation - Schedule of Grants (Details) - shares	Dec. 31, 2015	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding (in shares)	284,246	284,246
RSUs Outstanding (in shares)	1,229,769
Options and RSUs Exercised (in shares)	2,775,846
Available Shares (in shares)	529,917
Total (in shares)	4,819,778
2010 ECP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding (in shares)	250,498
RSUs Outstanding (in shares)	1,089,796
Options and RSUs Exercised (in shares)	1,965,734
Available Shares (in shares)	529,917
Total (in shares)	3,835,945
2005 LTIP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding (in shares)	33,748
RSUs Outstanding (in shares)	139,973
Options and RSUs Exercised (in shares)	810,112
Available Shares (in shares)	0
Total (in shares)	983,833