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v3.19.3

Commitments and Contingencies (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 USD ($) | Sep. 30, 2018 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2018 USD ($) | Dec. 31, 2018 USD ($)
Other commitments |  |  |  |  |
Number of major customers (single customer representing 10% or more of total revenue) | 0 | 0 | 0 | 0 |
Sales and local taxes accrued | $ 44,900,000 |  | $ 44,900,000 |  | $ 44,900,000
Self insurance liability | 800,000 |  | 800,000 |  |
Compression units |  |  |  |  |
Other commitments |  |  |  |  |
Future purchase commitments | 47,700,000 |  | 47,700,000 |  |
Purchase commitments expected to be settled in the remainder of 2019 | 7,800,000 |  | 7,800,000 |  |
ETO |  |  |  |  |
Other commitments |  |  |  |  |
Accrued liabilities | 44,900,000 |  | 44,900,000 |  |
Related party receivables | $ 44,900,000 |  | $ 44,900,000 |  | $ 44,900,000

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