Quarterly report pursuant to Section 13 or 15(d)

Other Non-Current Assets

Other Non-Current Assets
3 Months Ended
Mar. 31, 2021
Other Assets, Noncurrent [Abstract]  
As of March 31, 2021 and December 31, 2020, other non-current assets, net consisted of the following (in millions):
March 31, December 31,
2021 2020
Contract assets, net $ 90  $ 80 
Advances made to municipalities for water system enhancements 83  84 
Equity method investments 87  81 
Advances and other asset conveyances to third parties to support LNG terminals 70  60 
Debt issuance costs and debt discount, net 38  42 
Advances made under EPC and non-EPC contracts 26 
Advance tax-related payments and receivables 20  20 
Other 32  30 
Total other non-current assets, net $ 446  $ 406 
Equity Method Investments

As of March 31, 2021, our equity method investment consists of our interest in Midship Holdings, LLC (“Midship Holdings”), which manages the business and affairs of Midship Pipeline Company, LLC (“Midship Pipeline”). Midship Pipeline is currently operating an approximately 200-mile natural gas pipeline project (the “Midship Project”) that connects production in the Anadarko Basin to Gulf Coast markets. The Midship Project commenced operations in April 2020.

Our investment in Midship Holdings, net of impairment losses, was $87 million and $80 million as of March 31, 2021 and December 31, 2020, respectively.