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Share-Based Payments (Details 1) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | $ (49.5) | $ (55.0) | $ (118.8) | $ (104.0)
Subtotal | 45.5 | 82.9 | 121.9 | 132.4
Capitalized share-based compensation costs | (1.5) | (2.8) | (3.0) | (6.1)
Share-based compensation expense included in total costs and expenses | 44.0 | 80.1 | 118.9 | 126.3
Market stock units |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | 7.4 | 7.8 | 26.5 | 15.5
Time-vested restricted stock units |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | 34.5 | 31.8 | 72.0 | 66.5
Cash settled performance shares |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | (0.1) | 0.4 | (1.7) | (0.6)
Performance units |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | 0.0 | 0.3 | (0.1) | 0.8
Performance stock units settled in stock |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | 2.1 | 12.1 | 12.4 | 14.1
Performance stock units settled in cash |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | (4.0) | 0.9 | 4.9 | 1.9
Employee stock purchase plan |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
Share-based compensation expense | 5.6 | 3.4 | 7.9 | 8.0
Nightstar | Options |  |  |  |
Summary of share based compensation expense associated with different programs [Abstract] |  |  |  |
NST stock options | $ 0.0 | $ 26.2 | $ 0.0 | $ 26.2

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