Earnings (Loss) Per Limited Partner Unit (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Calculation of Basic and Diluted Weighted Average Number of Units Outstanding

The following is a calculation of the basic and diluted weighted average units outstanding for the periods presented:

	Three Months Ended September 30,		Nine Months Ended September 30,
	2020	2019	2020	2019
	(In thousands)
Basic weighted average common units outstanding	20,045	20,027	20,044	20,022
Dilutive effect of restricted awards	3	11	—	17
Diluted weighted average common units outstanding	20,048	20,038	20,044	20,039

Schedule of Net Income per Limited Partner Unit

The following tables present the calculation of earnings (loss) per limited partner unit under the two-class method for each period presented:

	Nine Months Ended September 30, 2020
	General Partner		Limited Partners
	IDRs		Common units		Subordinated units		Total
	(In thousands, except per unit data)
Net income (loss) attributable to Oasis Midstream Partners LP
Distribution declared	$	3,081	$	32,499	$	22,275	$	57,855
Undistributed loss attributable to Oasis Midstream Partners LP	—		(53,452)		(36,667)		(90,119)
Net income (loss) attributable to Oasis Midstream Partners LP	$	3,081	$	(20,953)	$	(14,392)	$	(32,264)
Weighted average limited partners units outstanding
Basic			20,044
Diluted			20,044
Net loss attributable to Oasis Midstream Partners LP per limited partner unit
Basic			$	(1.05)
Diluted			(1.05)
Anti-dilutive restricted units			16

	Nine Months Ended September 30, 2019
	General Partner		Limited Partners
	IDRs		Common units		Subordinated units		Total
	(In thousands, except per unit data)
Net income attributable to Oasis Midstream Partners LP
Distribution declared	$	1,474	$	29,567	$	20,281	$	51,322
Undistributed earnings attributable to Oasis Midstream Partners LP	—		16,514		11,341		27,855
Net income attributable to Oasis Midstream Partners LP	$	1,474	$	46,081	$	31,622	$	79,177
Weighted average limited partners units outstanding
Basic			20,022
Diluted			20,039
Net income attributable to Oasis Midstream Partners LP per limited partner unit
Basic			$	2.30
Diluted			2.30
Anti-dilutive restricted units			5

	Three Months Ended September 30, 2020
	General Partner		Limited Partners
	IDRs		Common units		Subordinated units		Total
	(In thousands, except per unit data)
Net income attributable to Oasis Midstream Partners LP
Distribution declared	$	1,027	$	10,833	$	7,425	$	19,285
Undistributed earnings attributable to Oasis Midstream Partners LP	—		4,730		3,246		7,976
Net income attributable to Oasis Midstream Partners LP	$	1,027	$	15,563	$	10,671	$	27,261
Weighted average limited partners units outstanding
Basic			20,045
Diluted			20,048
Net income attributable to Oasis Midstream Partners LP per limited partner unit
Basic			$	0.78
Diluted			0.78
Anti-dilutive restricted units			13

	Three Months Ended September 30, 2019
	General Partner		Limited Partners
	IDRs		Common units		Subordinated units		Total
	(In thousands, except per unit data)
Net income attributable to Oasis Midstream Partners LP
Distribution declared	$	745	$	10,323	$	7,081	$	18,149
Undistributed earnings attributable to Oasis Midstream Partners LP	—		7,878		5,409		13,287
Net income attributable to Oasis Midstream Partners LP	$	745	$	18,201	$	12,490	$	31,436
Weighted average limited partners units outstanding
Basic			20,027
Diluted			20,038
Net income attributable to Oasis Midstream Partners LP per limited partner unit
Basic			$	0.91
Diluted			0.91
Anti-dilutive restricted units			7