XML 57 R36.htm IDEA: XBRL DOCUMENT
v3.24.0.1

LONG-TERM DEBT (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Long-Term Debt, Unclassified [Abstract] |
Schedule of Long-Term Debt | Long-term debt consisted of the following items as of December 31, 2023 and December 31, 2022 (in thousands):
| Successor
| December 31, 2023 |  | December 31, 2022
8.0% senior unsecured notes due 2026 | $ | 550,000 |  |  | $ | 550,000 |
Credit Facility due 2027 | 118,000 |  |  | 145,000 |
Net unamortized debt issuance costs | (618) |  |  | (845) |
Total debt, net | 667,382 |  |  | 694,155 |
Less: current maturities of long-term debt | — |  |  | — |
Total long-term debt, net | $ | 667,382 |  |  | $ | 694,155 |
Schedule of Interest Expense | The following schedule shows the components of interest expense for the years ended December 31, 2023, December 31, 2022, Prior Successor Period and Prior Predecessor Period (in thousands):
| Successor |  |  | Predecessor
| Year Ended December 31, 2023 |  | Year Ended December 31, 2022 |  | Period from May 18, 2021 through December 31, 2021 |  |  | Period from January 1, 2021 through May 17, 2021
Cash paid for interest | $ | 57,967 |  |  | $ | 57,685 |  |  | $ | 33,295 |  |  |  | $ | 7,272 |
Change in accrued interest | (7) |  |  | (826) |  |  | 6,061 |  |  |  | (1,503) |
Capitalized interest | (4,147) |  |  | — |  |  | (198) |  |  |  | — |
Amortization of loan costs | 3,256 |  |  | 2,914 |  |  | 1,663 |  |  |  | — |
Other | — |  |  | — |  |  | 32 |  |  |  | (1,610) |
Total interest expense | $ | 57,069 |  |  | $ | 59,773 |  |  | $ | 40,853 |  |  |  | $ | 4,159 |

X
- Definition [Table Text Block] for Schedule of Long Term Debt, Interest [Table] + References No definition available. + Details
Name: | gpor_ScheduleOfLongTermDebtInterestTableTextBlock
Namespace Prefix: | gpor_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LongTermDebtAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69E -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69E Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-2 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-1A Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-3 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482949/835-30-55-8 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480848/942-470-50-3 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-8 Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-6 Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-7 + Details
Name: | us-gaap_ScheduleOfDebtInstrumentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration