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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 9 Months Ended
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Sep. 30, 2021
Accounting Policies [Abstract] |
Summary of Lease Cost Recognized | Lease costs recognized during the three months and nine months ended September 30, 2021 and 2020 were as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
| (In thousands)
Operating lease cost included in general and administrative expense | $ | 435 |  |  | $ | 422 |  |  | $ | 1,299 |  |  | $ | 1,249 |
Operating lease cost included in lease operating expense | 218 |  |  | 229 |  |  | 640 |  |  | 578 |
Short-term lease cost (drilling rig costs included in proved oil and gas properties) | 8,239 |  |  | 7,324 |  |  | 27,482 |  |  | 26,605 |
| $ | 8,892 |  |  | $ | 7,975 |  |  | $ | 29,421 |  |  | $ | 28,432 |
Summary of Liabilities Under Contracts That Contain Operating Leases | As of September 30, 2021, expected future payments related to contracts that contain operating leases were as follows:
| (In thousands)
October 1 to December 31, 2021 | $ | 552 |
2022 | 2,522 |
2023 | 2,188 |
2024 | 1,862 |
2025 | 3 |
Total lease payments | 7,127 |
Imputed interest | (285) |
Total lease liability | $ | 6,842 |
Summary of Accrued Costs | Accrued costs at September 30, 2021 and December 31, 2020 consisted of the following:
| As of September 30, 2021 |  | As of December 31, 2020
| (In thousands)
Accrued interest payable | $ | 28,956 |  |  | $ | 67,265 |
Accrued transportation costs | 24,703 |  |  | 25,353 |
Accrued capital expenditures | 21,938 |  |  | 24,959 |
Accrued income and other taxes | 12,595 |  |  | 2,168 |
Accrued ad valorem taxes | 9,000 |  |  | — |
Accrued employee compensation | 6,518 |  |  | 7,519 |
Accrued lease operating expenses | 2,685 |  |  | 3,466 |
Other | 2,727 |  |  | 2,289 |
| $ | 109,122 |  |  | $ | 133,019 |
Summary of Changes in Total Estimated Asset Retirement Obligation Liability | The following table summarizes the changes in Comstock's total estimated liability for such obligations during the periods presented:
| Nine Months Ended September 30,
| 2021 |  | 2020
| (In thousands)
Reserve for future abandonment costs at beginning of period | $ | 19,290 |  |  | $ | 18,151 |
New wells placed on production | 1,666 |  |  | 451 |
Liabilities settled and assets disposed of | (6) |  |  | (80) |
Accretion expense | 917 |  |  | 880 |
Reserve for future abandonment costs at end of period | $ | 21,867 |  |  | $ | 19,402 |
Schedule of Oil and Natural Gas Price Derivative | The Company had the following oil and natural gas price derivative financial instruments at September 30, 2021:
| Future Production Period
| Three Months Ending December 31, 2021 |  | Year Ending December 31, 2022 |  | Year Ending December 31, 2023 |  | Total
Natural Gas Swap Contracts: |  |  |  |  |  |  |  |  |  |  |
Volume (MMBtu) | 51,520,000 |  | (1) |  | 77,500,000 |  |  |  | — |  |  |  | 129,020,000 |  |
Average Price per MMBtu | $2.53 |  | (1) |  | $2.76 |  |  |  | — |  |  |  | $2.66 |  |
Natural Gas Collar Contracts: |  |  |  |  |  |  |  |  |  |  |
Volume (MMBtu) | 37,410,000 |  |  |  | 140,925,000 |  |  |  | 6,750,000 |  |  |  | 185,085,000 |  |
Price per MMBtu: |  |  |  |  |  |  |  |  |  |  |
Average Ceiling | $3.05 |  |  |  | $3.91 |  |  |  | $4.03 |  |  |  | $3.74 |  |
Average Floor | $2.48 |  |  |  | $2.62 |  |  |  | $2.67 |  |  |  | $2.60 |  |
Natural Gas Swaptions Contracts: |  |  |  |  |  |  |  |  |  |  |
Volume (MMBtu) | — |  |  |  | 43,800,000 |  | (2) |  | — |  |  |  | 43,800,000 |  | (2)
Average Price per MMBtu | — |  |  |  | 2.51 |  | (2) |  | — |  |  |  | $2.51 |  | (2)
Natural Gas Basis Swap Contracts: |  |  |  |  |  |  |  |  |  |  |
Volume (MMBtu) | 3,680,000 |  | (3) |  | 10,950,000 |  | (3) |  | — |  |  |  | 14,630,000 |  | (3)
Average Price per MMBtu | ($0.12) |  |  |  | ($0.16) |  |  |  | — |  |  |  | ($0.15) |  |
Crude Oil Collar Contracts: |  |  |  |  |  |  |  |  |  |  |
Volume (Bbls) | 138,000 |  |  |  | — |  |  |  | — |  |  |  | 138,000 |  |
Price per Bbl: |  |  |  |  |  |  |  |  |  |  |
Average Ceiling | $51.67 |  |  |  | — |  |  |  | — |  |  |  | $51.67 |  |
Average Floor | $41.67 |  |  |  | — |  |  |  | — |  |  |  | $41.67 |  |
_____________________________ (1)For the three months ending December 31, 2021, natural gas price swap contracts include 11,040,000 MMBtu at an average price of $2.51 that are part of certain natural gas price swaption contracts which include a call to extend the price swap by the counterparty as described in (2) below. (2)The counterparties have the right to exercise a call option to enter into a price swap with the Company on 43,800,000 MMBtu in 2022 at an average price $2.51. The call option was exercised for 36,500,000 MMBtu at an average price of $2.52 on October 29, 2021 and the call option on 7,300,000 MMBtu at an average price of $2.50 expires on November 26, 2021. (3)Contracts fix the differential between NYMEX Henry Hub and the Houston Ship Channel indices.
Schedule of Derivative Instruments | The aggregate fair value of the Company's derivative instruments are presented on a gross basis in the accompanying consolidated balance sheets. The classification of derivative financial instruments between assets and liabilities, consists of the following:
Type |  | Consolidated Balance Sheet Location |  | September 30, 2021 |  | December 31, 2020
|  |  |  | (in thousands)
Asset Derivative Financial Instruments: |  |  |  |  |  |
Natural gas price derivatives |  | Derivative Financial Instruments – current |  | $ | 23,815 |  |  | $ | 8,913 |
Oil price derivatives |  | Derivative Financial Instruments – current |  | 2,577 |  |  | — |
|  |  |  | $ | 26,392 |  |  | $ | 8,913 |
Natural gas price derivatives |  | Derivative Financial Instruments – long-term |  | $ | 236 |  |  | $ | 661 |
Interest rate derivatives |  | Derivative Financial Instruments – long-term |  | 106 |  |  | — |
|  |  |  | $ | 342 |  |  | $ | 661 |
Liability Derivative Financial Instruments: |  |  |  |  |  |
Natural gas price derivatives |  | Derivative Financial Instruments – current |  | $ | 620,408 |  |  | $ | 45,158 |
Oil price derivatives |  | Derivative Financial Instruments – current |  | 5,739 |  |  | 831 |
Interest rate derivatives |  | Derivative Financial Instruments – current |  | 1,019 |  |  | 1,016 |
|  |  |  | $ | 627,166 |  |  | $ | 47,005 |
Natural gas price derivatives |  | Derivative Financial Instruments – long-term |  | $ | 50,127 |  |  | $ | 1,308 |
Interest rate derivatives |  | Derivative Financial Instruments – long-term |  | — |  |  | 1,056 |
|  |  |  | $ | 50,127 |  |  | $ | 2,364 |
Schedule of Gains and Losses from Derivative Contracts | Gains and losses related to cash settlements and changes in the fair value recognized on the Company's derivative contracts recognized in the consolidated statement of operations were as follows:
Gain (Loss) on Derivatives Recognized in Earnings |  | Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
|  | (In thousands)
Natural gas price derivatives |  | $ | (509,777) |  |  | $ | (120,706) |  |  | $ | (748,499) |  |  | $ | (82,872) |
Oil price derivatives |  | (287) |  |  | (989) |  |  | (7,820) |  |  | 13,529 |
Interest rate derivatives |  | (255) |  |  | 116 |  |  | 293 |  |  | (2,635) |
|  | $ | (510,319) |  |  | $ | (121,579) |  |  | $ | (756,026) |  |  | $ | (71,978) |
Consolidated Income Tax Benefit (Provision) | The following is an analysis of the consolidated income tax benefit (provision):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
| (In thousands)
Current - State | $ | (7,637) |  |  | $ | (67) |  |  | $ | (10,774) |  |  | $ | (216) |
Deferred - Federal | 12,971 |  |  | 35,645 |  |  | 105,934 |  |  | 37,662 |
Deferred - State | (29,310) |  |  | 10,545 |  |  | (20,992) |  |  | 8,731 |
| $ | (23,976) |  |  | $ | 46,123 |  |  | $ | 74,168 |  |  | $ | 46,177 |
Difference Between Federal Statutory Rate and Effective Tax Rate | The difference between the federal statutory rate of 21% and the effective tax rate is due to the following:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Tax at statutory rate | 21.0 | % |  | 21.0 | % |  | 21.0 | % |  | 21.0 | %
Tax effect of: |  |  |  |  |  |  |
Change in Louisiana tax law | 43.1 |  |  | — |  |  | 8.3 |  |  | — |
Valuation allowance on deferred tax assets | (58.3) |  |  | 1.5 |  |  | (13.3) |  |  | 1.0 |
State income taxes, net of federal benefit | (14.0) |  |  | 5.2 |  |  | (4.7) |  |  | 4.3 |
Nondeductible stock-based compensation | (0.9) |  |  | (1.0) |  |  | (0.3) |  |  | (0.8) |
Other | — |  |  | — |  |  | — |  |  | 0.1 |
Effective tax rate | (9.1) | % |  | 26.7 | % |  | 11.0 | % |  | 25.6 | %
Reconciliation of Beginning and Ending Balances for Derivative Instruments | The following is a reconciliation of the beginning and ending balances for derivative instruments classified as Level 3 in the fair value hierarchy:
| Nine Months Ended September 30,
| 2021 |  | 2020
| (In thousands)
Balance at beginning of year | $ | (22,588) |  |  | $ | 4,351 |
Total unrealized loss included in earnings (1) | (113,018) |  |  | (27,450) |
Settlements, net (1) | 21,881 |  |  | (33,143) |
Transfers out of Level 3 | (6,418) |  |  | — |
Balance at end of period | $ | (120,143) |  |  | $ | (56,242) |
_____________________________ (1)Unrealized gains and losses and net settlements are reported as part of loss from derivative financial instruments on the accompanying consolidated statements of operations.
Summary of Carrying Amounts and Fair Values of Financial Instruments | The following presents the carrying amounts and the fair values of the Company's financial instruments as of September 30, 2021 and December 31, 2020:
| September 30, 2021 |  | December 31, 2020
| Carrying Value |  | Fair Value |  | Carrying Value |  | Fair Value
Assets: | (In thousands)
Derivative financial instruments (1) | $ | 26,734 |  |  | $ | 26,734 |  |  | $ | 9,574 |  |  | $ | 9,574 |
Liabilities: |  |  |  |  |  |  |
Derivative financial instruments (1) | $ | 677,293 |  |  | $ | 677,293 |  |  | $ | 49,369 |  |  | $ | 49,369 |
Bank credit facility (2) | $ | 425,000 |  |  | $ | 425,000 |  |  | $ | 500,000 |  |  | $ | 500,000 |
7.50% senior notes due 2025 (3) | $ | 194,339 |  |  | $ | 253,871 |  |  | $ | 473,728 |  |  | $ | 628,691 |
9.75% senior notes due 2026 (3) | $ | — |  |  | $ | — |  |  | $ | 1,577,824 |  |  | $ | 1,769,625 |
6.75% senior notes due 2029 (3) | $ | 1,257,067 |  |  | $ | 1,348,438 |  |  | $ | — |  |  | $ | — |
5.875% senior notes due 2030 (3) | $ | 965,000 |  |  | $ | 1,007,219 |  |  | $ | — |  |  | $ | — |
_____________________________ (1)The Company's natural gas price swaps and basis swap agreements, its interest rate swap agreements and its crude oil and natural gas price collars are classified as Level 2 and measured at fair value using a market approach using third party pricing services and other active markets or broker quotes that are readily available in the public markets. The Company's natural gas swaption contracts provide the counterparty the right, but not the obligation, to extend terms of an existing swap on predetermined dates. Due to subjectivity of the inputs used to value the counterparty rights in the contracts, these contracts are classified as Level 3 in the fair value hierarchy. (2)The carrying value of our floating rate debt outstanding approximates fair value. (3)The fair value of the Company's fixed rate debt was based on quoted prices as of September 30, 2021 and December 31, 2020, respectively, a Level 1 measurement.
Weighted Average Shares of Unvested Restricted Stock | Weighted average shares of unvested restricted stock outstanding were as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
| (in thousands)
Unvested restricted stock | 1,148 |  |  | 1,285 |  |  | 1,092 |  |  | 1,185 |
Common Stock and Convertible Stock Dilutive in Weighted average unearned PSUs outstanding | The treasury stock method is used to measure the dilutive effect of PSUs. Weighted average unearned PSUs outstanding were as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
| (In thousands, except per unit amounts)
Weighted average PSUs | 1,204 |  |  | 1,136 |  |  | 1,178 |  |  | 1,014 |
Weighted average grant date fair value per unit | $8.11 |  |  | $9.33 |  |  | $8.11 |  |  | $9.33 |
Weighted Average Shares of Convertible Preferred Stock | Weighted average shares of convertible preferred stock outstanding were as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
| (In thousands)
Weighted average convertible preferred stock | 43,750 |  |  | 43,750 |  |  | 43,750 |  |  | 70,575 |
Cash Payments Made for Interest and Income Taxes | Cash payments made for interest and income taxes and other non-cash investing activities for the nine months ended September 30, 2021 and 2020, respectively, were as follows:
| Nine Months Ended September 30,
| 2021 |  | 2020
| (In thousands)
Cash payments for: |  |  |
Interest payments | $ | 206,170 |  |  | $ | 145,125 |
Non-cash investing activities include: |  |  |
Increase (decrease) in accrued capital expenditures | $ | (3,021) |  |  | $ | 16,771 |
Liabilities assumed in exchange for right-of-use lease assets | $ | 5,562 |  |  | $ | 1,675 |
Non-cash financing activities include: |  |  |
Retirement of debt in exchange for common stock | $ | — |  |  | $ | (4,151) |
Issuance of common stock in exchange for debt | $ | — |  |  | $ | 5,012 |

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