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).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details

Related Party Transaction (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Related Party Transaction
Accrual for potential penalties and interest						$ 200
Revenue from related party	$ 1,332	$ 0	$ 1,332	$ 0
Confluence Resources LP
Related Party Transaction
Due from related party	1,300		1,300
Revenue from related party	1,300		1,300
Chief Executive Officer \| Confluence Resources LP
Related Party Transaction
Amounts of transaction	1,300
Chief Executive Officer \| Affiliated Entity
Related Party Transaction
Due from related party	$ 1,400		$ 1,400		$ 1,400		$ 1,800