XML 46 R37.htm IDEA: XBRL DOCUMENT
v3.20.2

Unit-Based Compensation (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2020
Share-based Payment Arrangement, Noncash Expense [Abstract] |
Schedule of Nonvested Share Activity | A summary of our phantom unit award activity is as follows:
| Number of Phantom Units |  | Weighted-Average Grant Date Fair Value
Outstanding at December 31, 2018 | 2,124,012 |  |  | $ | 29.15 |
Granted | 655,630 |  |  | 30.70 |
Vested | (477,256 | ) |  | 30.04 |
Forfeited | (189,064 | ) |  | 28.16 |
Outstanding at December 31, 2019 | 2,113,322 |  |  | 29.21 |
Granted | 17,235 |  |  | 29.77 |
Vested | (83,544 | ) |  | 32.07 |
Forfeited | (72,608 | ) |  | 29.01 |
Outstanding at June 30, 2020 | 1,974,405 |  |  | $ | 29.10 |

X
- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration