Consolidated Statements Of Cash Flows - Supplemental Disclosures (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Supplemental Cash Flow Information [Abstract] | |||
| Trade accounts receivable and other accounts receivable | $ (20,156) | $ 24,169 | $ (25,639) |
| Inventory | 1,336 | (3,390) | (47,967) |
| Accounts payable | (1,237) | 21,146 | 8,954 |
| Accrued payroll and benefits | 4,931 | 14,015 | 10,596 |
| Accrued interest payable | 1,018 | (7,399) | 5,014 |
| Accrued taxes other than income | 12,914 | 1,750 | 1,177 |
| Deferred revenue | (11,431) | 5,191 | 15,904 |
| Accrued product purchases | 15,306 | (20,677) | 44,559 |
| Other current and noncurrent assets and liabilities | 5,313 | (12,559) | 3,097 |
| Changes in components of operating assets and liabilities | $ 7,994 | $ 22,246 | $ 15,695 |
| X | ||||||||||
- Definition The increase (decrease) during the reporting period in the amount due from customers for the credit sale of goods and services; includes accounts receivable and other types of receivables. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The increase (decrease) during the reporting period in the aggregate amount of obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period of all assets and liabilities used in operating activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the reporting period in other expenses incurred but not yet paid. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The increase (decrease) during the period in the amount of cash payments due to taxing authorities for non-income-related taxes. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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