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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of Accrued Costs (Detail) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
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Accounting Policies [Abstract] |  |
Accrued interest payable | $ 30,549 | $ 67,265
Accrued capital expenditures | 25,744 | 24,959
Accrued transportation costs | 24,379 | 25,353
Accrued employee compensation | 7,562 | 7,519
Accrued ad valorem taxes | 6,000 | 0
Accrued income and other taxes | 5,661 | 2,168
Accrued lease operating expenses | 2,354 | 3,466
Other | 2,961 | 2,289
Total accrued expenses | $ 105,210 | $ 133,019

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- Definition Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + 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 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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