Unit Based Compensation - Class A Units (Details)
$ / shares in Units, $ in Thousands |
|
1 Months Ended |
12 Months Ended |
|
Oct. 08, 2014
$ / shares
|
Aug. 31, 2014
shares
|
Dec. 31, 2015
USD ($)
$ / shares
shares
|
Dec. 31, 2014
USD ($)
shares
|
Dec. 31, 2013
USD ($)
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Unit based compensation expense | $ |
|
|
$ 2,461
|
$ 550
|
$ 0
|
| Maximum | Quarterly |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Assumed distribution rate (in dollars per unit) | $ / shares |
|
|
$ 0.2875
|
|
|
| Class A units |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Shares granted to employees |
|
250,000
|
|
|
|
| Award vesting period |
|
|
4 years
|
|
|
| Mamimum number of common units available for issuance |
|
|
300,625
|
|
|
| Weighted average grant date fair value (in dollars per share) | $ / shares |
|
|
$ 25.71
|
|
|
| Assumed annual cost of equity (as a percent) |
|
|
13.00%
|
|
|
| Unit based compensation expense | $ |
|
|
$ 1,300
|
$ 600
|
|
| Compensation expense for Class A units not expected to vest | $ |
|
|
$ 19
|
|
|
| Class A units | Minimum |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Unit conversion ratio, based on excessive distributions |
|
1.0
|
1.25
|
|
|
| Class A units | Minimum | Quarterly |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Assumed distribution rate (in dollars per unit) | $ / shares |
$ 0.24375
|
|
$ 0.2875
|
|
|
| Class A units | Maximum |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Unit conversion ratio, based on excessive distributions |
|
2.0
|
2.0
|
|
|
| Class A units | Maximum | Quarterly |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Assumed distribution rate (in dollars per unit) | $ / shares |
$ 0.4905
|
|
$ 0.3565
|
|
|
| Limited Partner | Class A units |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
| Partners' capital account (in shares) |
|
|
185,000
|
220,000
|
|
| Partners' capital account, vested (in shares) |
|
|
0
|
|
|
| Partners' capital accounts, forfeited (in shares) |
|
|
35,000
|
30,000
|
|