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Schedule II - Valuation and Qualifying Accounts
12 Months Ended
Dec. 31, 2020
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure
Schedule II—Valuation and Qualifying Accounts
Years Ended December 31, 2020, 2019 and 2018
(In thousands)

 
Allowances for Credit Losses:
Balance January 1, 2018$5,143 
Provision charged to income363 
Doubtful accounts written off(416)
Other adjustments(1)
(80)
Balance December 31, 20185,010 
       Provision charged to income1,347 
Doubtful accounts written off(960)
Reclassified to assets held for sale (see Note 3) (152)
Other adjustments(1)
(48)
Balance December 31, 20195,197 
Provision charged to income1,200 
Doubtful accounts written off(417)
Other adjustments(1)
368 
        Balance December 31, 2020$6,348 
________________
(1)These amounts are comprised primarily of foreign currency translation and other reclassifications.

Schedule II—Valuation and Qualifying Accounts
Years Ended December 31, 2020, 2019 and 2018
(In thousands)
                     
Valuation Allowance on Deferred Tax Assets:
Balance January 1, 2018$10,223 
Additions charged to income tax expense546 
Reductions charged to other comprehensive income(15)
Reductions credited to income tax expense (1)
(6,064)
Changes due to foreign currency translation(324)
Balance December 31, 20184,366 
Additions charged to income tax expense953 
Reductions charged to other comprehensive income(7)
       Reductions credited to income tax expense(1,683)
Changes due to foreign currency translation(37)
Balance December 31, 20193,592 
        Additions charged to income tax expense743 
        Reductions charged to other comprehensive income24 
        Reductions credited to income tax expense(600)
        Changes due to foreign currency translation(2)
Balance December 31, 2020$3,757 
________________

(1)The reductions in 2018 relate primarily to the release of valuation allowances associated with net operating losses in certain foreign subsidiaries.