Annual report pursuant to Section 13 and 15(d)

Note 11 - Reported Closure Liabilities (Details)

v3.3.1.900
Note 11 - Reported Closure Liabilities (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Balance $ 5,508 $ 5,222
Accretion expense 299 286
Balance 5,301 $ 5,508
Payments (331)  
Asset Retirement Obligation, Revision of Estimate $ (175)