Basis of Presentation and Significant Accounting Policies - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Mar. 25, 2020 |
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
Dec. 31, 2019 |
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| Related Party Transaction [Line Items] | ||||||
| Other, net - related parties | $ 1,099 | $ 0 | $ 2,232 | $ 0 | ||
| Amount owed by customer | 36,100 | 36,100 | ||||
| Receivables from related parties | 38,676 | 38,676 | $ 7,523 | |||
| Bad debt expense | 2,306 | 1,230 | ||||
| Recovery amount in undisputed claims | $ 61,700 | |||||
| Muskie Proppant LLC | ||||||
| Related Party Transaction [Line Items] | ||||||
| Receivables from related parties | 2,400 | 2,400 | ||||
| Oil And Natural Gas Industry | ||||||
| Related Party Transaction [Line Items] | ||||||
| Bad debt expense | 2,900 | 1,800 | ||||
| Puerto Rico Electric Power Authority (PREPA) | ||||||
| Related Party Transaction [Line Items] | ||||||
| Interest income, other | 8,200 | $ 5,900 | 23,800 | $ 34,900 | ||
| Interest charged on accounts receivable | 65,800 | 65,800 | $ 42,000 | |||
| Accounts receivable from related parties | $ 227,000 | $ 227,000 | ||||
| X | ||||||||||
- Definition Accounts Receivable, Impaired, Interest Charge No definition available.
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- Definition Accounts Receivable, Interest Charged No definition available.
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- Definition For an unclassified balance sheet, amount of receivables arising from transactions with related parties. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition 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://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount due from customers for fees and charges arising from transactions related to the entity's brokerage activities and operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Reflects the sum of all other revenue and income realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period. No definition available.
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- Definition Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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