Net Income (Loss) Per Common Share (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Reconciliation of Net Loss Per Common Share

A reconciliation of Net income (loss) per common share is as follows:

	Years Ended December 31,
(In thousands, except per share amounts)	2018		2017
Net income (loss) attributable to Earthstone Energy, Inc.	$	42,325	$	(12,514	)
Net income (loss) per common share attributable to Earthstone Energy, Inc.:
Basic	$	1.50	$	(0.53	)
Diluted	$	1.50	$	(0.53	)
Weighted average common shares outstanding
Basic	28,153,885		23,589,973
Add potentially dilutive securities:
Unvested restricted stock units	63,889		—
Diluted weighted average common shares outstanding	28,217,774		23,589,973