Contingencies, Significant Estimates and Concentrations (Tables)

12 Months Ended

Dec. 31, 2022

Commitments and Contingencies Disclosure [Abstract]

Schedule of significant portion of revenues from the Department of Defense

The Company derived a significant portion of its revenue from the DoD, as follows (in millions):

	Year Ended December 31,		Three Months Ended December 31, (transition period)		Year Ended September 30,
	2022		2021		2021		2020
DoD	$	1,995.8	$	521.2	$	2,395.1	$	2,300.4
Foreign military sales		76.2		0.5		139.2		71.2
Total DoD sales	$	2,072.0	$	521.7	$	2,534.3	$	2,371.6