Fair Value Measurements (Tables)

9 Months Ended

Sep. 25, 2020

Fair Value Disclosures [Abstract]

Fair Value, Liabilities Measured on Recurring Basis

Below is a summary of financial liabilities that are measured at fair value on a recurring basis:

($ in millions)	Quoted Prices in Active Market (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
September 25, 2020
Deferred compensation liabilities	$	—	$	15.6	$	—	$	15.6
December 31, 2019
Deferred compensation liabilities	$	—	$	14.7	$	—	$	14.7