XML 55 R45.htm IDEA: XBRL DOCUMENT v3.10.0.1
Commitments and Contingencies (Narrative) (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
USD ($)
Sep. 30, 2018
USD ($)
claim
Sep. 30, 2017
USD ($)
Jun. 30, 2018
USD ($)
Dec. 31, 2017
USD ($)
Jun. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
Loss Contingencies [Line Items]              
Letters of credit outstanding   $ 219,600     $ 235,500    
Surety bonds outstanding   $ 1,200,000     1,200,000    
Maximum product warranty in years   10 years          
Number of individual claims managed | claim   1,000          
Self-insurance liabilities $ 824,625 $ 726,497 $ 824,625 $ 725,482 $ 758,812 $ 814,756 $ 831,058
Incurred but not reported percentage of liability reserves   62.00%     65.00%    
Adjustment to self insurance reserves   $ 37,900 19,800        
Write-off of insurance receivables $ 5,300   $ 20,300        
Litigation of recorded insurance receivable   21,500          
Other Assets              
Loss Contingencies [Line Items]              
Recorded insurance receivables   $ 151,200     $ 213,400