Equity-Based Compensation - Summary of Partnership's Unit Awards Subject to Vesting (Detail) - $ / shares
|
|
|
12 Months Ended |
Mar. 05, 2015 |
Jul. 11, 2014 |
Dec. 31, 2015 |
| Restricted Common Units [Member] |
|
|
|
| Units |
|
|
|
| Nonvested Units, Beginning |
|
|
28,129
|
| Granted Units |
|
|
0
|
| Forfeiture Units |
|
|
0
|
| Vested Units |
|
|
(15,988)
|
| Nonvested Units, Ending |
|
|
12,141
|
| Weighted Average Grant Date Fair Value (per unit) |
|
|
|
| Weighted-Average Grant Date Fair Value, Nonvested Units, Beginning |
|
|
$ 19.71
|
| Weighted-Average Grant Date Fair Value (per unit) Granted Units |
|
|
0.00
|
| Weighted-Average Grant Date Fair Value (per unit) Forfeited Units |
|
|
(0.00)
|
| Weighted-Average Grant Date Fair Value (per unit) Vested Units |
|
|
(19.77)
|
| Weighted-Average Grant Date Fair Value, Nonvested Units, Ending |
|
|
$ 19.63
|
| Performance-Based Phantom Units [Member] |
|
|
|
| Units |
|
|
|
| Nonvested Units, Beginning |
|
|
111,075
|
| Granted Units |
|
|
141,000
|
| Forfeiture Units |
|
|
0
|
| Vested Units |
|
|
(37,024)
|
| Nonvested Units, Ending |
|
|
215,051
|
| Weighted Average Grant Date Fair Value (per unit) |
|
|
|
| Weighted-Average Grant Date Fair Value, Nonvested Units, Beginning |
|
|
$ 36.88
|
| Weighted-Average Grant Date Fair Value (per unit) Granted Units |
$ 31.58
|
$ 36.88
|
31.58
|
| Weighted-Average Grant Date Fair Value (per unit) Forfeited Units |
|
|
(0.00)
|
| Weighted-Average Grant Date Fair Value (per unit) Vested Units |
|
|
(36.88)
|
| Weighted-Average Grant Date Fair Value, Nonvested Units, Ending |
|
|
$ 33.40
|