Impairment Charges (Tables)

12 Months Ended

Dec. 31, 2023

Asset Impairment Charges [Abstract]

Impairment Charges on Assets or Investments

The Company recorded impairment charges based on the difference between the carrying value of the assets or investments and the estimated fair market value as follows (in millions):

	For the Year Ended December 31,
	2022		2021
Assets marketed for sale(A)	$	—	$	7.3
Sale of building to tenant(B)		2.5		—
Total impairment charges	$	2.5	$	7.3

(A)The impairment charges recorded were triggered by a change in the hold period assumptions.

(B)Recorded as a result of a tenant exercising a $7.0 million fixed-price purchase option on their building pursuant to the lease agreement. This asset was sold in the fourth quarter of 2022.

Impairment Charges Measured at Fair Value of Real Estate on Non-Recurring Basis

The following table presents information about the fair value of real estate that was impaired, and therefore, measured on a fair value basis, along with the related impairment charge. 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
December 31, 2022
Long-lived assets held and used		—		—		7.0		7.0		2.5
December 31, 2021
Long-lived assets held and used		—		—		10.0		10.0		7.3