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Equity-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2020
Equity-Based Compensation  
Summary of restricted unit and phantom unit awards activity

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Weighted

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Average

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Aggregate

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Number of

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grant date

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intrinsic value

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units

    

fair value

    

(in thousands)

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Total AM LTIP RSUs awarded and unvested—December 31, 2019

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1,275,990

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$

14.38

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$

9,685

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Granted

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985,269

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$

7.23

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Vested

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(10,120)

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$

8.98

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Forfeited

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(21,891)

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$

14.51

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Total AM LTIP RSUs awarded and unvested—March 31, 2020

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2,229,248

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$

11.22

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$

4,681

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