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Separation, Description of the Business, and Basis of Presentation (Tables)
12 Months Ended
Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Corporate Allocations Corporate allocation amounts from DTE Energy are as follows:
Year Ended December 31,
202120202019
(millions)
Operation and maintenance$32 $29 $23 
Other expense 1
Total DTE Energy corporate allocations$32 $30 $24 
The following is a summary of DT Midstream's balances with related parties:
December 31,
20212020
(millions)
Accounts receivable from DTE Energy$ $
Notes receivable from DTE Energy 263
Notes receivable from Vector — current4 
Notes receivable from Vector — long-term 4
Accounts payable to DTE Energy 10
Short-term borrowings due to DTE Energy 3,175 
The following is a summary of DT Midstream’s transactions with related parties:
Year Ended December 31,
202120202019
(millions)
Revenues
Pipeline$5 $16 $12 
Gathering10 10 21 
Other Costs
Interest income(5)(6)(8)
Interest expense43 110 75 
Operation and maintenance and Other expense43 54 33 
Other
Notes receivable (due from) repaid by DTE Energy263 (146)91 
Short-term borrowings (repayment of borrowings) from DTE Energy(3,175)253 1,235 
Dividend to DTE Energy(501)— — 
Contributions from DTE Energy110 252 1,274 
Non-cash distributions to DTE Energy(10)(62)(64)
Schedule of Variable Interest Entities
The following table summarizes the major items in the Consolidated Statements of Financial Position for consolidated VIEs as of December 31, 2021 and 2020. All assets and liabilities of a consolidated VIE are presented where it has been determined that a consolidated VIE has either (1) assets that can be used only to settle obligations of the VIE or (2) liabilities for which creditors do not have recourse to the general credit of the primary beneficiary. VIEs, in which DT Midstream holds a majority voting interest and is the primary beneficiary, that meet the definition of a business and whose assets can be used for purposes other than the settlement of the VIE's obligations have been excluded from the table below.
Amounts for consolidated VIEs are as follows:
December 31,
20212020
(millions)
ASSETS (a)
Cash$23 $34 
Accounts receivable — third party8 
Other current assets3 
Intangible assets, net513 527 
Property, plant and equipment, net408 411 
Goodwill25 25 
$980 $1,007 
LIABILITIES (a)
Accounts payable and other current liabilities$5 $
Other noncurrent liabilities4 
$9 $
_____________________________________
(a)Amounts shown are 100% of the consolidated VIEs' assets and liabilities.
Amounts for non-consolidated VIEs are as follows:
December 31,
20212020
(millions)
Investments in equity method investees$ $1,349 
Notes receivable — current5 11 
Notes receivable — noncurrent2 15 
Future funding commitments$ $21 
Schedule of Equity Method Investments Equity method investees are described below:
Investments As of% Owned As of
December 31,December 31,
Equity Method Investee2021202020212020
(millions)
NEXUS $1,348 $1,349 50%50%
Vector Pipeline136 134 40%40%
Millennium Pipeline207 208 26%26%
Total investments in equity method investees$1,691 $1,691 
The following table presents summarized financial information of non-consolidated equity method investees in which DT Midstream owns 50% or less. The amounts included below represent 100% of the results of continuing operations of such entities.

Summarized balance sheet data is as follows:
December 31,
20212020
(millions)
Current assets$201 $213 
Non-current assets4,300 4,394 
Current liabilities225 201 
Non-current liabilities$521 $603 

Summarized income statement data is as follows:
Year Ended December 31,
202120202019
(millions)
Operating revenues$738 $708 $677 
Operating expenses371 381 369 
Net Income$333 $294 $276