Gulfport Energy Corporation Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

STOCK-BASED COMPENSATION - Narrative (Details)

STOCK-BASED COMPENSATION - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Jun. 30, 2026	Mar. 31, 2026	Dec. 31, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	May 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cash payments on performance vesting restricted stock units			$ 0	$ 12,297
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation cost	$ 1,200	$ 4,400	5,500	13,800
Capitalized stock-based compensation cost	$ 400	$ 1,400	$ 1,800	$ 4,600
Total shares awarded (in shares)	120,931	144,440	120,931	144,440	132,727	122,251	143,666	157,119	187,065	167,014
Fair value of vested awards	$ 300	$ 2,100	$ 47,000	$ 28,900
Unrecognized compensation expense to be expected	$ 17,100		$ 17,100
Unrecognized compensation expense expected to be recognized			2 years 29 days
Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares awarded (in shares)	72,071	183,181	72,071	183,181	96,675	78,044	183,181	183,181	219,155	178,139
Award vested, percentage		200.00%
Cash payments on performance vesting restricted stock units		$ 12,300
Unrecognized compensation expense to be expected	$ 6,400		$ 6,400
Unrecognized compensation expense expected to be recognized			2 years 7 days
2021 Stock Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, capital shares reserved for future issuance (in shares)											2,800,000
2021 Stock Incentive Plan \| Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares awarded (in shares)	612,658		612,658
2021 Stock Incentive Plan \| Restricted stock units \| Employee \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			3 years
2021 Stock Incentive Plan \| Restricted stock units \| Director \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			1 year
2021 Stock Incentive Plan \| Restricted stock units \| Director \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			3 years
2021 Stock Incentive Plan \| Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares awarded (in shares)	667,736		667,736
Percent of target based award, minimum			0.00%
Percent of target based award, maximum			200.00%
Performance vesting period			3 years