XML 46 R31.htm IDEA: XBRL DOCUMENT v3.8.0.1
Assets Held for Sale (Tables)
 12 Months Ended
Dec. 31, 2016
Property, Plant and Equipment [Abstract]  
Schedule of Assets Held for Sale
The following table shows the additions, sales, impairments and gains and losses related to assets held for sale during the period (in thousands):
 
 
December 31, 2016
 
December 31, 2015
Balance as of beginning of period
 
$
1,111

 
$
—

Additions to held for sale
 
—

 
4,440

Impairment charge
 
—

 
(3,329
)
Sales and settlements, net
 
(111
)
 
—

Balance as of end of period
 
$
1,000


$
1,111