Parker Wellbore Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plan Employee Benefit Plan (Notes)	12 Months Ended
Employee Benefit Plan Employee Benefit Plan (Notes)	Dec. 31, 2015
Postemployment Benefits [Abstract]
Pension and Other Postretirement Benefits Disclosure [Text Block]	Employee Benefit Plan The Company sponsors a defined contribution 401(k) plan (Plan) in which substantially all U.S. employees are eligible to participate. The Company currently matches 100 percent of each participant’s pre-tax contributions in an amount not exceeding 4 percent of the participant's compensation and 50 percent of each participant’s pre-tax contributions in an amount not exceeding 2 percent of the participant's compensation, up to the maximum amount of contributions allowed by law. The costs of our matching contributions to the Plan were $4.0 million, $4.7 million and $3.6 million in 2015, 2014 and 2013, respectively. Employees become 100 percent vested in the employer match contributions immediately upon participation in the Plan.