Document and Entity Information - shares	3 Months Ended
	Mar. 31, 2022	Apr. 22, 2022
Document and Entity Information
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Mar. 31, 2022
Entity File Number	1-8726
Entity Registrant Name	RPC, INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	58-1550825
Entity Address, Address Line One	2801 Buford Highway, Suite 300
Entity Address, City or Town	Atlanta
Entity Address, State or Province	GA
Entity Address, Postal Zip Code	30329
City Area Code	404
Local Phone Number	321-2140
Title of 12(b) Security	Common stock, par value $0.10
Trading Symbol	RES
Security Exchange Name	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		216,476,421
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q1
Entity Central Index Key	0000742278
Amendment Flag	false