XML 41 R31.htm IDEA: XBRL DOCUMENT v3.5.0.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2015
Accounting Policies [Abstract]  
Estimated Useful Lives of Assets

Depreciation and amortization, which include the depreciation of assets recorded under capital leases, are computed using the straight-line method over the estimated useful lives of the assets as follows:

 

Building and improvements

 

5 to 50 years

Machinery and equipment

 

2 to 30 years

Containers

 

2 to 20 years

Vehicles

 

2 to 10 years

Office equipment and furniture

 

2 to 20 years

Software

 

2 to 15 years