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Leases (Tables)
12 Months Ended
Dec. 31, 2021
Leases [Abstract]  
Components of Right-of-Use Assets and Lease Liabilities
Components of right-of-use assets and lease liabilities presented in the balance sheet are as follows ($ in million):
AssetsClassificationDecember 31, 2021December 31, 2020
Operating lease right-of-use assetsOther assets$25.1 $19.8 
Finance lease right-of-use assetsProperty, plant and equipment, net2.2 3.0 
Total right of use assets$27.3 $22.8 
LiabilitiesClassificationDecember 31, 2021December 31, 2020
Current operating lease obligationAccrued expenses$7.3 $5.2 
Long-term operating lease obligationOther liabilities18.7 15.6 
Total operating lease obligation$26.0 $20.8 
Current finance lease obligationCurrent debt$0.5 $0.5 
Long-term finance lease obligationLong-term debt2.3 3.0 
Total finance lease obligation$2.8 $3.5 
Components of Lease Expense, Lease Term and Discount Rate and Other Information
Components of lease expense incurred by the Company are as follow ($ in millions):
Lease CostYear Ended December 31, 2021Year ended December 31, 2020
Finance lease cost (cost resulting from lease payments)
Interest expense on lease liabilities$0.7 0.2 
Amortization of right-of-use assets0.9 0.5 
Operating lease cost8.4 6.8 
Short-term lease expense2.3 0.4 
Total lease cost$12.3 $7.9 
Lease Term and Discount RateDecember 31, 2021December 31, 2020
Weighted-average remaining lease term (years) 
Operating leases4.95.8
Finance leases5.56.3
Weighted-average discount rate 
Operating leases5.44 %6.19 %
Finance leases5.22 %5.26 %

Other Information (millions)Year Ended December 31, 2021Year ended December 31, 2020
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases8.7 6.9 
Operating cash flows from finance leases0.7 0.2 
Leased assets obtained in exchange for new finance lease liabilities15.1 0.4 
Leased assets obtained in exchange for new operating lease liabilities10.0 3.9 
Maturity of Lease Liabilities, Finance Leases
The following table represents future contractual lease liabilities for the next five years and thereafter for finance and operating leases ($ in millions):
Maturity of Lease LiabilitiesFinanceOperatingTotal
2022$0.7 8.5 $9.2 
20230.6 6.0 6.6 
20240.5 5.0 5.5 
20250.5 3.7 4.2 
20260.5 2.3 2.8 
Thereafter0.4 4.3 4.7 
Total lease payments$3.2 $29.8 $33.0 
Less: Interest0.4 3.8 4.2 
Present value of lease liabilities$2.8 $26.0 $28.8 
Maturity of Lease Liabilities, Operating Leases
The following table represents future contractual lease liabilities for the next five years and thereafter for finance and operating leases ($ in millions):
Maturity of Lease LiabilitiesFinanceOperatingTotal
2022$0.7 8.5 $9.2 
20230.6 6.0 6.6 
20240.5 5.0 5.5 
20250.5 3.7 4.2 
20260.5 2.3 2.8 
Thereafter0.4 4.3 4.7 
Total lease payments$3.2 $29.8 $33.0 
Less: Interest0.4 3.8 4.2 
Present value of lease liabilities$2.8 $26.0 $28.8