Annual report pursuant to Section 13 and 15(d)

Restricted Cash (Details)

Restricted Cash (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Non-current restricted cash $ 5,055 $ 2,054
Certificates Of Deposit [Member]
Non-current restricted cash 100 [1] 112 [1]
Money Market Funds [Member]
Non-current restricted cash $ 4,955 [2] $ 1,942 [2]
[1] A certificate of deposit ($100) provides security for the Company’s credit cards.
[2] The bonding requirements for reclamation obligations on various properties have been agreed to by the Wyoming Department of Environmental Quality, United States Department of the Interior and United States Nuclear Regulatory Commission. The restricted money market accounts are pledged as collateral against performance surety bonds which are used to secure the potential costs of reclamation related to those properties. Surety bonds providing $9,900 of coverage towards specific reclamation obligations are collateralized by $4,955 of the restricted cash at December 31, 2013.