Transactions with Affiliates (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Mar. 31, 2021
Transactions with Affiliates
Accounts receivable-affiliates	$ 8,775		$ 9,435
Accounts payable-affiliates	101		119
Entities affiliated with management
Transactions with Affiliates
Sales to related party	0	$ 880
Purchases from related party	70	67
Accounts receivable-affiliates	1		728
Accounts payable-affiliates	7		12
Equity method investee
Transactions with Affiliates
Purchases from related party	191	453
Accounts receivable-affiliates	507		462
Accounts payable-affiliates	94		107
NGL Energy Holdings LLC
Transactions with Affiliates
Accounts receivable-affiliates	$ 8,267		$ 8,245
WPX Energy
Transactions with Affiliates
Sales to related party		9,756
Purchases from related party		$ 33,773

The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).

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+ Details

- Definition

Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

+ References

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+ Details

- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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+ Details