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Product Warranties
 3 Months Ended
Mar. 31, 2019
Product Warranties Disclosures [Abstract]  
PRODUCT WARRANTIES
PRODUCT WARRANTIES
Changes in the Company’s accrual for product warranty claims during the first three months of 2019 and 2018, including customer satisfaction settlements, were as follows:
 
(Thousands of dollars)
 
 
 
 
2019
 
2018
Balance at January 1
$
57,067

 
$
151,425

Charges to expense
6,460

 
6,437

Settlements
(6,667
)
 
(4,488
)
Balance at March 31
$
56,860

 
$
153,374




For further details on the Company’s accrual for product warranty claims, see Note 1 to the Consolidated Financial Statements in the Company’s Annual Report on Form 10-K for the year ended December 31, 2018. The furniture protection plan business divestiture in the third quarter of 2018 caused the large decrease in the product warranty claims accrual.