The cash inflow from the amounts received by the insured under the terms of an insurance contract settlement. This element pertains only to insurance proceeds related to investments, for example fixed assets. It excludes insurance settlements classified as operating cash flows.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 22

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Name:	us-gaap_ProceedsFromInsuranceSettlementInvestingActivities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

GENERAL AND ADMINISTRATIVE (Details) (USD $)	1 Months Ended	3 Months Ended	12 Months Ended
GENERAL AND ADMINISTRATIVE (Details) (USD $)	Mar. 31, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
GENERAL AND ADMINISTRATIVE
Insurance receivable			$ 6,553,000	$ 8,765,000
Meadowbank Mine Fire
GENERAL AND ADMINISTRATIVE
Loss on disposal due to kitchen fire at Meadowbank Mine	6,900,000
Costs related to disposal of property	7,400,000
Insurance receivable	11,200,000	11,200,000	6,600,000	8,800,000
Loss due to fire recognized in the General and Administrative		3,100,000
Insurance proceeds received			$ 2,200,000	$ 2,400,000