Long-Term Debt (Detail Textuals 3) - Amended revolving credit facility $ in Millions	1 Months Ended
	Jul. 26, 2018 USD ($)
Option 1 A
Line of Credit Facility [Line Items]
Borrowing capacity description	(i) when RPC's trailing four quarter EBITDA (as calculated under the Credit Agreement) is equal to or greater than $50 million, a maximum consolidated leverage ratio of 2.50:1.00 and a minimum debt service coverage ratio of 2.00:1.00,
Maximum consolidated leverage ratio	2.50:1.00
Minimum debt service coverage ratio	2.00:1.00
Option 2
Line of Credit Facility [Line Items]
Borrowing capacity description	(ii) otherwise, a minimum tangible net worth covenant of no less than $600 million.
Minimum tangible net worth	$ 600
Option 2A
Line of Credit Facility [Line Items]
Borrowing capacity description	The Amendment additionally (1) extends the Credit Agreement maturity date from January 17, 2019 to July 26, 2023,
Option 2B
Line of Credit Facility [Line Items]
Borrowing capacity description	(2) eliminates any borrowing base limitations on revolving loans when RPC's trailing four quarter EBITDA (as calculated under the Credit Agreement) is equal to or greater than $50 million,
Option 2C
Line of Credit Facility [Line Items]
Borrowing capacity description	(3) reduces the commitment fees payable by RPC by 7.5 basis points at each pricing level
Reduction in commitment fees payable	7.50%
Option 2D
Line of Credit Facility [Line Items]
Borrowing capacity description	(4) reduces the letter of credit sublimit from $50 million to $35 million. As of December 31, 2018, the Company was in compliance with these covenants.
Borrowing base of line of credit	$ 35