Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenues
Midstream Services — Affiliate	$ 281,162	$ 224,401	$ 160,724
Revenues	495,520	239,281	160,724
Costs and Expenses
Cost of Crude Oil Sales	136,368	0	0
Direct Operating	84,482	54,007	29,107
Depreciation and Amortization	65,314	12,953	9,066
General and Administrative	24,250	13,396	9,914
Other Operating Expense	1,806	0	0
Total Operating Expenses	312,220	80,356	48,087
Operating Income	183,300	158,925	112,637
Other (Income) Expense
Interest Expense, Net of Amount Capitalized	10,492	1,603	3,373
Investment Income	(16,289)	(6,334)	(4,526)
Total Other (Income) Expense	(5,797)	(4,731)	(1,153)
Income Before Income Taxes	189,097	163,656	113,790
Income Tax Provision	221	20	28,288
Net Income	188,876	163,636	85,502
Less: Net Income Attributable to Noncontrolling Interests	26,142	23,064	11,054
Net Income Attributable to Noble Midstream Partners LP	162,734	140,572	28,458
Less: Net Income Attributable to Incentive Distribution Rights	5,836	835	0
Net Income Attributable to Limited Partners	156,898	139,737	28,458
Basic
Other (Income) Expense
Net Income Attributable to Limited Partners	$ 93,875	$ 75,076	$ 14,229
Net Income Attributable to Limited Partners Per Limited Partner Common and Subordinated Unit
Net Income Attributable to Limited Partners Per Limited Partner Unit — Basic and Diluted (in dollars per share)	$ 3.96	$ 4.10	$ 0.89
Weighted Average Limited Partner Units Outstanding — Basic
Average Limited Partner Units Outstanding - Basic (in units)	23,686	18,192	15,903
Weighted Average Limited Partner Units Outstanding — Diluted
Average Limited Partner Units Outstanding - Diluted (in units)	23,701	18,204	15,903
Subordinated Units
Other (Income) Expense
Net Income Attributable to Limited Partners	$ 63,023	$ 64,661	$ 14,229
Net Income Attributable to Limited Partners Per Limited Partner Common and Subordinated Unit
Net Income Attributable to Limited Partners Per Limited Partner Unit — Basic and Diluted (in dollars per share)	$ 3.96	$ 4.10	$ 0.89
Weighted Average Limited Partner Units Outstanding — Basic
Average Limited Partner Units Outstanding - Basic (in units)	15,903	15,903	15,903
Weighted Average Limited Partner Units Outstanding — Diluted
Average Limited Partner Units Outstanding - Diluted (in units)	15,903	15,903	15,903
Midstream Services — Third Party
Revenues
Services and Sales Revenues - Third Party	$ 72,868	$ 14,880	$ 0
Crude Oil Sales — Third Party
Revenues
Services and Sales Revenues - Third Party	$ 141,490	$ 0	$ 0