Impairment Charges (Tables)

3 Months Ended

Mar. 31, 2021

Asset Impairment Charges [Abstract]

Impairment Charges Measured at Fair Value on Non-Recurring Basis

The following table presents information about the Company’s impairment charges on financial assets that were measured on a fair value basis for the three months ended March 31, 2021.  The table also indicates the fair value hierarchy of the valuation techniques used by the Company to determine such fair value (in millions):

	Fair Value Measurements
	Level 1		Level 2		Level 3		Total		Total Impairment Charges
March 31, 2021
Long-lived assets held and used	$	—	$	—	$	10.0	$	10.0	$	7.3

Summary of Significant Unobservable Inputs

The following table presents quantitative information about the significant unobservable inputs used by the Company to determine the fair value (in millions):

	Quantitative Information about Level 3 Fair Value Measurements
	Fair Value at		Valuation			Weighted
Description	March 31, 2021		Technique	Unobservable Inputs	Range	Average
Impairment of consolidated assets	$	10.0	Indicative Bid(A)	Indicative Bid(A)	N/A	N/A

(A) Fair value measurement based upon an indicative bid and developed by third-party sources (including offers and comparable sales values), subject to the Company’s corroboration for reasonableness.  The Company does not have access to certain unobservable inputs used by third parties to determine these estimated fair values.