Unaudited Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions |
Jun. 30, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Allowance for accounts receivable | $ 25.1 | $ 19.9 |
| Preferred stock, par value (in dollars per share) | $ 0.0001 | $ 0.0001 |
| Preferred stock, shares authorized (in shares) | 5,000,000 | 5,000,000 |
| Preferred stock, shares issued (in shares) | 0 | 0 |
| Preferred stock, shares outstanding (in shares) | 0 | 0 |
| Common stock, par value (in dollars per share) | $ 0.0001 | $ 0.0001 |
| Common stock, shares authorized (in shares) | 700,000,000 | 700,000,000 |
| Common stock, shares issued (in shares) | 328,411,705 | 118,261,955 |
| Common stock, shares outstanding (in shares) | 328,411,705 | 118,261,955 |