v2.3.0.15
CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands
Sep. 30, 2011
Dec. 31, 2010
ASSETS  
Cash and cash equivalents$ 67,487$ 76,133
Short-term investments73,55045,557
Accounts receivable:  
Trade, net34,16223,767
Other receivables10,9891,161
Refundable income taxes7,0956,543
Inventory, net53,42048,094
Prepaid expenses and other current assets6,1214,016
Current deferred tax asset3423,551
Total current assets253,166208,822
Property, plant, and equipment, net of accumulated depreciation of $89,790 and $66,615, respectively359,318285,920
Mineral properties and development costs, net of accumulated depletion of $9,435 and $8,431, respectively33,32434,372
Long-term parts inventory, net8,7917,121
Long-term investments27,73421,298
Other assets4,8625,311
Non-current deferred tax asset226,635266,040
Total Assets913,830828,884
Accounts payable:  
Trade21,11517,951
Related parties93126
Accrued liabilities19,92117,153
Accrued employee compensation and benefits12,3628,597
Other current liabilities1,2011,578
Total current liabilities54,69245,405
Asset retirement obligation9,7579,478
Deferred insurance proceeds 11,700
Other non-current liabilities3,5624,460
Total Liabilities68,01171,043
Commitments and Contingencies  
Common stock, $0.001 par value; 100,000,000 shares authorized; and 75,203,644 and 75,110,875 shares outstanding at September 30, 2011, and December 31, 2010, respectively7575
Additional paid-in capital563,138559,675
Accumulated other comprehensive loss(681)(702)
Retained earnings283,287198,793
Total Stockholders' Equity845,819757,841
Total Liabilities and Stockholders' Equity$ 913,830$ 828,884