Financing (Tables)

9 Months Ended

Sep. 30, 2020

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

During the nine months ended September 30, 2020 and 2019, the Company completed the following debt issuances (in millions, except interest rates):

Date of Issuance	Issuing Subsidiary	Amount of Issuance		Purchaser Discounts and Expenses		Net Proceeds			Interest Rate		Maturity Date	Interest Payable
August 2020	Boardwalk Pipelines	$	500.0	$	5.0	$	495.0	(1)	3.40	%	February 15, 2031	February 15 and August 15
May 2019	Boardwalk Pipelines	$	500.0	$	4.8	$	495.2	(2)	4.80	%	May 3, 2029	May 3 and November 3

(1)The net proceeds of this offering will be used to retire the Texas Gas 2021 Notes on November 3, 2020, to fund growth capital expenditures and for general partnership purposes. Initially, the Company used the net proceeds to reduce outstanding borrowings under its revolving credit facility.

(2)The net proceeds of this offering were used to retire the outstanding $350.0 million aggregate principal amount of Boardwalk Pipelines 5.75% notes due 2019 (Boardwalk Pipelines 2019 Notes) at maturity and for general partnership purposes. Initially, the Company used the net proceeds to reduce outstanding borrowings under its revolving credit facility. Subsequently, in September 2019, the Company retired all of the outstanding aggregate principal amount of Boardwalk Pipelines 2019 Notes at maturity with borrowings under its revolving credit facility.