Revolving Credit Facilities (Tables)

12 Months Ended

Dec. 31, 2020

Debt Disclosure [Abstract]

Information Regarding Company's Revolving Credit Facilities

The following table discloses certain information regarding the Company’s Revolving Credit Facilities (as defined below) (in millions):

	Carrying Amount at December 31,				Weighted-Average Interest Rate(A) at December 31,		Maturity Date at
	2020		2019		2020	2019	December 31, 2020
Unsecured Credit Facility	$	135.0	$	5.0	1.0%	2.7%	January 2024
PNC Facility		—		—	N/A	N/A	January 2024

(A) Interest rate on variable-rate debt was calculated using the base rate and spreads effective at December 31, 2020.