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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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) (Meadowbank Mine Fire, USD $) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended		24 Months Ended
	Mar. 31, 2011	Mar. 31, 2013	Mar. 31, 2011	Dec. 31, 2012
Meadowbank Mine Fire
GENERAL AND ADMINISTRATIVE
Loss on disposal due to kitchen fire at Meadowbank Mine	$ 6.9
Costs related to disposal of property	7.4
Insurance receivable	11.2	6.6	11.2	6.6
Loss due to fire recognized in the General and Administrative			3.1
Insurance proceeds received				$ 4.6