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Leases Leases (Tables)
6 Months Ended
Jun. 30, 2022
Leases [Abstract]  
Lease, Cost [Table Text Block]
The components of lease expense are as follows (dollars in thousands):
Three months ended June 30,Six months ended June 30,
2022202120222021
Operating lease cost$2,690 $2,140 $5,330 $4,280 
Short-term, variable and other lease costs730 430 1,420 860 
Total lease cost$3,420 $2,570 $6,750 $5,140 
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Maturities of lease liabilities are as follows (dollars in thousands):
Year ended December 31,
Operating Leases(a)
2022 (excluding the six months ended June 30, 2022)$5,120 
20239,720 
20248,880 
20257,590 
20267,490 
Thereafter20,680 
Total lease payments59,480 
Less: Imputed interest(7,140)
Present value of lease liabilities$52,340 
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(a)     The maturity table excludes cash flows associated with exited lease facilities. Liabilities for exited lease facilities are included in accrued liabilities and other long-term liabilities in the accompanying consolidated balance sheet.