XML 41 R55.htm IDEA: XBRL DOCUMENT v3.19.3
Stock-Based Compensation (Details) - USD ($)
shares in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation expense $ 6,800,000 $ 6,500,000 $ 20,000,000.0 $ 19,600,000
PRSU expense        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation expense 300,000 700,000 1,000,000.0 2,200,000
PRSU expense | 2017 Aspirational Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 650,000,000.0   $ 650,000,000.0  
Percentage of target shares forfeited     33.33%  
PRSU expense | 2019 Aspirational Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation expense $ 0   $ 0  
Outstanding (in shares) 1.6   1.6  
PRSU expense | 2019 Aspirational Plan | 2018 Target        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting percentage     50.00%  
PRSU expense | 2019 Aspirational Plan | 2018 Target | Adjust EBITDA is $600 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA $ 600,000,000.0   $ 600,000,000.0  
Award vesting percentage     66.00%  
PRSU expense | 2019 Aspirational Plan | 2018 Target | Adjusted EBITDA equals or exceeds $650 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 650,000,000.0   $ 650,000,000.0  
Award vesting percentage     100.00%  
PRSU expense | 2019 Aspirational Plan | 2018 Target | Adjusted EBITDA is between $600.0 million and $650.0 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting percentage     50.00%  
PRSU expense | 2019 Aspirational Plan | 2018 Target | Adjusted EBITDA is less than $600.0 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 600,000,000.0   $ 600,000,000.0  
PRSU expense | 2019 Aspirational Plan | 2017 Target | Adjust EBITDA is $600 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 600,000,000.0   $ 600,000,000.0  
Award vesting percentage     66.00%  
PRSU expense | 2019 Aspirational Plan | 2017 Target | Adjusted EBITDA equals or exceeds $650 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 650,000,000.0   $ 650,000,000.0  
Award vesting percentage     100.00%  
PRSU expense | 2019 Aspirational Plan | 2017 Target | Adjusted EBITDA is less than $600.0 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 600,000,000.0   $ 600,000,000.0  
PRSU expense | 2019 Aspirational Plan | First Designated Period        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total unrecognized stock-based compensation expense 93,200,000   93,200,000  
Option expense        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation expense 1,300,000 1,600,000 3,700,000 5,400,000
RSU/DSU expense        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation expense 5,200,000 $ 4,200,000 15,300,000 $ 12,000,000.0
Minimum | PRSU expense | 2019 Aspirational Plan | 2018 Target | Adjusted EBITDA is between $600.0 million and $650.0 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 600,000,000.0   600,000,000.0  
Minimum | PRSU expense | 2019 Aspirational Plan | 2017 Target | Adjusted EBITDA is between $600.0 million and $650.0 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 600,000,000.0   600,000,000.0  
Maximum | PRSU expense | 2019 Aspirational Plan | 2018 Target | Adjusted EBITDA is between $600.0 million and $650.0 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA 650,000,000.0   650,000,000.0  
Maximum | PRSU expense | 2019 Aspirational Plan | 2017 Target | Adjusted EBITDA is between $600.0 million and $650.0 million        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Minimum Adjusted EBITDA $ 650,000,000.0   $ 650,000,000.0