Unit-Based Compensation - Summary of Activity in Outstanding Grants (Details) |
3 Months Ended |
---|---|
Mar. 31, 2016
shares
| |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] | |
Outstanding grants at beginning of period (in shares) | 126,000 |
Grants during the period (in shares) | 0 |
Grants vested and paid during the period (in shares) | (28,000) |
Forfeitures during the period (in shares) | (3,000) |
Outstanding grants at the end of the period (in shares) | 95,000 |