Stock compensation expense - Nonvested Restricted Stock Awards (Details) - RSA’s, RSU’s and PRSU’s |
3 Months Ended |
|---|---|
|
Mar. 31, 2022
$ / shares
shares
| |
| Number of RSAs, RSUs and PRSUs | |
| Beginning balance non-vested (in shares) | shares | 18,579,930 |
| Granted (in shares) | shares | 29,551,401 |
| Exercised (in shares) | shares | (174,352) |
| Cancelled or Forfeited (in shares) | shares | (584,181) |
| Ending balance non-vested (in shares) | shares | 47,372,798 |
| Average Grant Date Fair Value ($) | |
| Beginning balance non-vested (in usd per share) | $ / shares | $ 6.11 |
| Granted (in usd per share) | $ / shares | 2.17 |
| Exercised (in usd per share) | $ / shares | 2.54 |
| Cancelled or Forfeited (in usd per share) | $ / shares | 6.22 |
| Ending balance non-vested (in usd per share) | $ / shares | $ 3.67 |