Issuances of Common Stock (Tables)

9 Months Ended

Sep. 30, 2019

Equity [Abstract]

Schedule of common stock issuances pursuant to our DRSPP program

The following table outlines common stock issuances pursuant to our DRSPP program (dollars in millions):

	Three Months Ended September 30,				Nine Months Ended September 30,				Inception to Date
	2019		2018		2019		2018
Shares of common stock issued under the DRSPP program	29,801		38,011		89,219		131,072		14,319,029
Gross proceeds	$	2.1	$	2.2	$	6.3	$	7.0	$	677.2

Schedule of common stock issuance pursuant to our ATM program

The following table outlines the common stock issuance pursuant to our ATM program (dollars in millions):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2019		2018		2019		2018
Shares of common stock issued under the ATM program	7,663,383		5,055,343		9,370,078		10,630,616
Gross proceeds	$	570.3	$	290.9	$	694.4	$	588.9