v3.22.1

Selected Components of Working Capital (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2022
Selected Components Of Working Capital [Abstract] |
Accounts Receivable, Net Table | A summary of accounts receivable, net is as follows:
|  | The Partnership |  | WES Operating
thousands |  | March 31, 2022 |  | December 31, 2021 |  | March 31, 2022 |  | December 31, 2021
Trade receivables, net |  | $ | 601,640 |  |  | $ | 436,513 |  |  | $ | 601,640 |  |  | $ | 436,513 |
Other receivables, net |  | 7 |  |  | — |  |  | 7 |  |  | — |
Total accounts receivable, net |  | $ | 601,647 |  |  | $ | 436,513 |  |  | $ | 601,647 |  |  | $ | 436,513 |
Other Current Assets Table | A summary of other current assets is as follows:
|  | The Partnership |  | WES Operating
thousands |  | March 31, 2022 |  | December 31, 2021 |  | March 31, 2022 |  | December 31, 2021
NGLs inventory |  | $ | 1,953 |  |  | $ | 3,370 |  |  | $ | 1,953 |  |  | $ | 3,370 |
Imbalance receivables |  | 34,757 |  |  | 25,309 |  |  | 34,757 |  |  | 25,309 |
Prepaid insurance |  | 5,792 |  |  | 10,369 |  |  | 4,418 |  |  | 8,538 |
Contract assets |  | 10,897 |  |  | 5,307 |  |  | 10,897 |  |  | 5,307 |
Other |  | 2,998 |  |  | 1,897 |  |  | 2,998 |  |  | 1,897 |
Total other current assets |  | $ | 56,397 |  |  | $ | 46,252 |  |  | $ | 55,023 |  |  | $ | 44,421 |
Accrued Liabilities Table | A summary of accrued liabilities is as follows:
|  | The Partnership |  | WES Operating
thousands |  | March 31, 2022 |  | December 31, 2021 |  | March 31, 2022 |  | December 31, 2021
Accrued interest expense |  | $ | 65,562 |  |  | $ | 131,177 |  |  | $ | 65,562 |  |  | $ | 131,177 |
Short-term asset retirement obligations |  | 12,337 |  |  | 9,934 |  |  | 12,337 |  |  | 9,934 |
Short-term remediation and reclamation obligations |  | 8,316 |  |  | 7,454 |  |  | 8,316 |  |  | 7,454 |
Income taxes payable |  | 2,190 |  |  | 1,516 |  |  | 2,190 |  |  | 1,516 |
Contract liabilities |  | 8,924 |  |  | 27,763 |  |  | 8,924 |  |  | 27,763 |
Other |  | 62,918 |  |  | 85,405 |  |  | 34,980 |  |  | 32,849 |
Total accrued liabilities |  | $ | 160,247 |  |  | $ | 263,249 |  |  | $ | 132,309 |  |  | $ | 210,693 |

X
- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
Name: | us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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