Annual report pursuant to Section 13 and 15(d)

Debt - Lines Of Credit (Details)

v3.10.0.1
Debt - Lines Of Credit (Details) - USD ($)
Dec. 31, 2018
Dec. 31, 2017
Line of Credit Facility [Line Items]    
Credit line capacity $ 197,189,000  
Line of credit $ 108,710,000 $ 114,664,000
JP Morgan Chase    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 4.02%  
Credit line capacity $ 175,000,000  
Line of credit $ 105,198,000 104,152,000
Itau Bank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 5.50%  
Credit line capacity $ 1,810,000  
Line of credit $ 232,000 446,000
Bank of Chile    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 6.60%  
Credit line capacity $ 3,800,000  
Line of credit $ 432,000 1,598,000
BICE Bank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 5.50%  
Credit line capacity $ 2,500,000  
Line of credit $ 818,000 1,819,000
BBVA Bank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 5.50%  
Credit line capacity $ 3,250,000  
Line of credit $ 858,000 1,665,000
Security Bank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 5.50%  
Credit line capacity $ 0  
Line of credit $ 0 501,000
Estado Bank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 5.50%  
Credit line capacity $ 3,500,000  
Line of credit $ 308,000 2,111,000
Santander Bank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 5.50%  
Credit line capacity $ 4,500,000  
Line of credit $ 852,000 1,988,000
Scotiabank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 5.00%  
Credit line capacity $ 1,800,000  
Line of credit $ 2,000 384,000
Banco De Sabadell    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 1.45%  
Credit line capacity $ 343,000  
Line of credit $ 0 0
Banco Bilbao Vizcaya    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 2.45%  
Credit line capacity $ 343,000  
Line of credit $ 0 0
Santander Bank    
Line of Credit Facility [Line Items]    
Interest rate on borrowings, period end 2.30%  
Credit line capacity $ 343,000  
Line of credit $ 10,000 $ 0