Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Awards (Narrative) (Details)

v3.5.0.2
Stock-Based Awards (Narrative) (Details)
shares in Thousands, $ in Millions
6 Months Ended
Jun. 30, 2016
USD ($)
Rate
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation cost | $ $ 31.6
Weighted average period of recognition of unrecognized compensation cost, years 2 years
New awards authorized 8,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized After Special Dividend 8,800
Available for grants 1,600
Minimum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | Rate 0.00%
Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | Rate 200.00%
Market Stock Units [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of Awards Granted 92