Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Tax Disclosure [Line Items]
Effective income tax rate			28.40%
Income tax benefit	$ 1,279	$ (557)	$ 21,765	$ 15,133
Federal tax rate	35.00%		35.00%
Increase in Company's ownership of Parsley LLC	0.60%		0.60%
Additional deferred tax liability due to Private Placement	$ 2,800		$ 2,800
Operating Loss Carryingforwards
Income Tax Disclosure [Line Items]
Adoption of ASU 2016-09	100		$ 100
Private Placement
Income Tax Disclosure [Line Items]
Increase in statutory rate related to tax and book basis			0.20%
Parsley LLC
Income Tax Disclosure [Line Items]
Deferred tax liabilities	$ 6,000		$ 6,000