COMMITMENTS AND CONTINGENCIES (Narrative) (Details) $ in Millions		1 Months Ended			6 Months Ended
	May 17, 2021 USD ($)	Aug. 31, 2020 USD ($)	Apr. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Jun. 30, 2021 claim
Commitments And Contingencies [Line Items]
Number of claims filed | claim					2
Loss contingency, damages sought			$ 5.8
Loss contingency, damages sought, percentages of unpaid overtime compensation			6.00%
Stingray Pressure Pumping LLC v. Gulfport Energy Corporation
Commitments And Contingencies [Line Items]
Loss contingency, damages sought				$ 80.0
Muskie v. Company
Commitments And Contingencies [Line Items]
Loss contingency, damages sought		$ 3.4
TC Energy Corporation and Rover Pipeline LLC v. Gulfport Energy Corporation
Commitments And Contingencies [Line Items]
Loss contingency, damages sought	$ 80.0