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Restructuring Expenses (Tables)
 9 Months Ended
Sep. 30, 2020
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring Activities and Related Reserves
Details of restructuring activities and the related reserves for September 30, 2020 were as follows:
Personnel
expenses		Demolition and
Removal costs		Ground
remediation
costs		OtherTotal
(In thousands)
Provision at January 1, 2020$3,400 $561 $488 $317 $4,765 
Charges— — — — — 
Cost charged against liabilities (assets)— — — — — 
Cash paid(514)(402)(252)(263)(1,432)
Foreign currency translation adjustment(81)(11)(14)(6)(113)
Provision at March 31, 2020$2,805 $147 $221 $48 $3,221 
Charges— — — — — 
Cost charged against liabilities (assets)— — — — — 
Cash paid(486)(74)(148)— (708)
Foreign currency translation adjustment53 2 2 1 59 
Provision at June 30, 2020$2,373 $75 $75 $49 $2,572 
Charges— — — — — 
Cost charged against liabilities (assets)— — — — — 
Cash paid(814)— (48)— (862)
Foreign currency translation adjustment107 3 3 2 116 
Provision at September 30, 2020$1,666 $79 $30 $51 $1,826