Shareholder's Equity - Summary of Status of Non-Vested Restricted Units (Detail) - $ / shares
|
11 Months Ended |
12 Months Ended |
Dec. 31, 2016 |
Dec. 31, 2016 |
| Time-Based Restricted Stock Units |
|
|
| Non-vested restricted units |
|
|
| Nonvested restricted units, Beginning balance |
0
|
|
| Units awarded |
44,946
|
44,946
|
| Nonvested restricted units, Ending balance |
44,946
|
44,946
|
| Weighted Average Award Date Unit Price |
|
|
| Weighted Average Award Date Unit Price, Beginning balance |
$ 0
|
|
| Weighted Average Award Date Unit Price, Awarded |
80.00
|
$ 80.00
|
| Weighted Average Award Date Unit Price, Ending balance |
$ 80.00
|
$ 80.00
|
| Performance-Based Restricted Stock Units |
|
|
| Non-vested restricted units |
|
|
| Nonvested restricted units, Beginning balance |
0
|
|
| Units awarded |
97,749
|
97,749
|
| Nonvested restricted units, Ending balance |
97,749
|
97,749
|
| Weighted Average Award Date Unit Price |
|
|
| Weighted Average Award Date Unit Price, Beginning balance |
$ 0
|
|
| Weighted Average Award Date Unit Price, Awarded |
80.00
|
$ 80.0
|
| Weighted Average Award Date Unit Price, Ending balance |
$ 80.00
|
$ 80.00
|