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Goodwill and Other Intangible Assets
3 Months Ended
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Other Intangible Assets Goodwill and Other Intangible Assets
Goodwill and Other Intangible Assets consisted of:
December 31, 2022September 30, 2022
Amortized intangible assets
Patents – gross$9.4 $9.4 
Less: accumulated amortization(4.0)(3.9)
Patents – net$5.4 $5.5 
Customer Relationships and Other – gross$5.2 $5.2 
Less: accumulated amortization(2.0)(1.8)
Customer Relationships and Other – net$3.2 $3.4 
Total amortized intangible assets$8.6 $8.9 
Goodwill15.7 15.7 
Total Goodwill and Other Intangible Assets$24.3 $24.6