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Commitments and Contingencies - Other Loss Contingencies (Details) - USD ($)
1 Months Ended 9 Months Ended
Apr. 30, 2013
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Loss Contingencies [Line Items]        
Total increase (decrease) to operating income for adjustments to non-income tax contingencies and indemnification assets   $ (5,196,000) $ 843,000  
Long-term indemnification assets   75,383,000   $ 82,061,000
UAM Brazil        
Loss Contingencies [Line Items]        
Noncontrolling interest, noncontrolling owners, ownership percent 49.00%      
Brazil        
Loss Contingencies [Line Items]        
Estimate of possible contingency loss (up to)   46,000,000    
Pending Litigation        
Loss Contingencies [Line Items]        
Contingent liabilities recorded   $ 32,130,000   29,000,000
Taxes, Other-Than-Income Tax        
Loss Contingencies [Line Items]        
Statues of limitations (up to)   10 years    
Income Tax Contingencies        
Loss Contingencies [Line Items]        
Contingent liabilities recorded   $ 53,907,000   64,157,000
Guarantee of Indebtedness of Others | Chile        
Loss Contingencies [Line Items]        
Loss contingency, noncurrent   34,138,000   28,254,000
Guarantee amount, maximum potential amount of payments   484,000,000   499,000,000
Guarantee Obligations        
Loss Contingencies [Line Items]        
Percent of shares of company acquired in a business combination, used as a guarantee 49.00%      
Other Noncurrent Liabilities | Taxes, Other-Than-Income Tax        
Loss Contingencies [Line Items]        
Loss contingency, noncurrent   50,644,000   52,880,000
Discontinued Operations, Held-for-sale | Brazil        
Loss Contingencies [Line Items]        
Lease receivable   18,700,000   19,000,000
Discontinued Operations, Held-for-sale | Pending Litigation        
Loss Contingencies [Line Items]        
Contingent liabilities recorded   194,000   18,000,000
Discontinued Operations, Held-for-sale | Income Tax Contingencies        
Loss Contingencies [Line Items]        
Contingent liabilities recorded   7,569,000   14,582,000
Discontinued Operations, Held-for-sale | Other Noncurrent Liabilities | Taxes, Other-Than-Income Tax        
Loss Contingencies [Line Items]        
Loss contingency, noncurrent   $ 3,259,000   $ 4,999,000