Annual report pursuant to Section 13 and 15(d)

Leases (Details 4)

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Leases (Details 4) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Lessee, Lease, Description [Line Items]    
Finance right-of-use assets $ 41,654  
Total right-of-use assets 69,518  
Property - operating lease liabilities 17,317  
Finance leases 1,116  
Total lease liabilities 18,433 $ 90,184
Property    
Lessee, Lease, Description [Line Items]    
Property - operating right-of-use assets 27,864  
Finance right-of-use assets 40,458  
Property - operating lease liabilities 17,317 $ 0
Property | Property - operating right-of-use assets    
Lessee, Lease, Description [Line Items]    
Property - operating right-of-use assets 27,864  
Property | Property - finance right-of-use assets    
Lessee, Lease, Description [Line Items]    
Finance right-of-use assets 40,458  
Vehicles and office equipment | Prepaid expenses and other assets, net    
Lessee, Lease, Description [Line Items]    
Finance right-of-use assets $ 1,196