Cover Page - USD ($)	12 Months Ended
	Dec. 31, 2019	Feb. 21, 2020	Jun. 30, 2019
Document Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2019
Document Transition Report	false
Entity File Number	001-36463
Entity Registrant Name	Parsley Energy, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	46-4314192
Entity Address, Address Line One	303 Colorado Street
Entity Address, Address Line Two	Suite 3000
Entity Address, City or Town	Austin
Entity Address, State or Province	TX
Entity Address, Postal Zip Code	78701
City Area Code	737
Local Phone Number	704-2300
Title of 12(b) Security	Class A common stock, $0.01 par value
Trading Symbol	PE
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 5,290,889,558
Entity Central Index Key	0001594466
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	FY
Amendment Flag	false
Class A Common Stock
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		377,559,296
Class B common stock
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		35,147,222