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Commitments and Contingencies (Tables)
 12 Months Ended
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Line of Credit Facilities
Our available lines of credit, outstanding standby LOCs, and bonds were as follows:
At December 31,
In thousands20212020
Credit facility
Multicurrency revolving line of credit$500,000 $500,000 
Standby LOCs issued and outstanding(64,374)(64,948)
Net available for additional borrowings under the multicurrency revolving line of credit$435,626 $435,052 
Net available for additional standby LOCs under sub-facility$235,626 $235,052 
Unsecured multicurrency revolving lines of credit with various financial institutions
Multicurrency revolving lines of credit$94,845 $99,201 
Standby LOCs issued and outstanding(19,957)(24,966)
Short-term borrowings— — 
Net available for additional borrowings and LOCs$74,888 $74,235 
Unsecured surety bonds in force$281,270 $162,912 
Schedule of Warranty Accruals
A summary of the warranty accrual account activity is as follows:
Year Ended December 31,
In thousands202120202019
Beginning balance$41,390 $53,241 $60,443 
New product warranties4,848 3,616 5,202 
Other adjustments and expirations, net551 7,736 15,695 
Claims activity(13,593)(25,582)(27,916)
Warranties reclassified to held for sale(90)— — 
Effect of change in exchange rates(1,084)2,379 (183)
Ending balance32,022 41,390 53,241 
Less: current portion of warranty18,406 28,329 38,509 
Long-term warranty$13,616 $13,061 $14,732 
Warranty Expense
Warranty expense was as follows:
Year Ended December 31,
In thousands202120202019
Total warranty expense$5,399 $11,539 $17,975 
Health Benefit Plan Costs and Incurred But Not Reported Accrual Balance
Plan costs were as follows:
Year Ended December 31,
In thousands202120202019
Plan costs$39,187 $36,672 $33,611 

IBNR accrual, which is included in wages and benefits payable, was as follows:
At December 31,
In thousands20212020
IBNR accrual$3,478 $3,507