Stock-Based Compensation - Narrative (Details) - USD ($)
|
|
3 Months Ended |
9 Months Ended |
12 Months Ended |
Oct. 07, 2016 |
Dec. 31, 2016 |
Oct. 10, 2016 |
Dec. 31, 2018 |
Dec. 31, 2017 |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Fair value of stock options vested |
|
$ 0
|
|
$ 8,800,000
|
$ 4,900,000
|
| Intrinsic value of stock options exercised |
|
|
|
200,000
|
200,000
|
| Equity based compensation expense |
|
$ 0
|
|
$ 0
|
$ 0
|
| Restricted stock awards |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Granted (in dollars per share) |
|
$ 20.03
|
|
$ 18.11
|
$ 17.33
|
| Fair value of vested restricted stock awards |
|
$ 0
|
|
$ 6,600,000
|
$ 2,700,000
|
| Unrecognized compensation costs |
|
|
|
$ 22,200,000
|
|
| Unrecognized compensation costs, period for recognition |
|
|
|
2 years 1 month 6 days
|
|
| Stock option awards |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Unrecognized compensation costs, period for recognition |
|
|
|
1 year 6 months 15 days
|
|
| Unrecognized compensation costs |
|
|
|
$ 13,000,000
|
|
| Performance Shares |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Share-based compensation requisite service period |
|
|
|
3 years
|
|
| Granted (in dollars per share) |
|
|
|
$ 22.35
|
$ 21.53
|
| Unrecognized compensation costs, period for recognition |
|
|
|
2 years 1 month 17 days
|
|
| Vesting period |
|
|
|
3 years
|
|
| Unrecognized compensation costs |
|
|
|
$ 5,800,000
|
|
| 2016 Long Term Incentive Plan |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Shares available for future grants (in shares) |
|
|
|
9,513,593
|
|
| 2016 Long Term Incentive Plan | Stock option awards | Common Class A |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Option expiration period |
10 years
|
|
|
|
|
| Vesting period |
3 years
|
|
|
|
|
| Predecessor |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Equity based compensation expense |
|
|
$ 165,394,000
|
|
|
| Predecessor | 2016 Long Term Incentive Plan | Common Class A |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Shares available for issuance under LTIP (in shares) |
16,500,000
|
|
|
|
|
| Officer | Restricted stock awards |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Share-based compensation requisite service period |
|
|
|
3 years
|
|
| Director | Restricted stock awards |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Vesting period |
|
|
|
1 year
|
|