SCHEDULE OF MINERAL EXPLORATION EXPENDITURES (Detail) (CAD)	3 Months Ended		6 Months Ended		194 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	2,133,303	3,148,793	3,167,564	4,534,015	61,668,214
Tonopah
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	54,336	727,015	132,020	812,849	10,566,002
Tonopah | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	16,649		19,496		552,388
Tonopah | Communications
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	117		117		9,630
Tonopah | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred		499,925	(64)	499,795	2,834,782
Tonopah | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	8,714	113,296	14,530	155,519	4,447,385
Tonopah | Environmental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred		2,440		2,440	236,138
Tonopah | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	700	10,300	12,035	12,151	278,186
Tonopah | Legal
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	578	5,554	395	6,431	165,741
Tonopah | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	508	3,900	508	3,867	559,317
Tonopah | Reclamation costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	3,330	1,154	4,912	1,154	39,238
Tonopah | Reproduction and drafting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	98	2,602	98	2,602	23,544
Tonopah | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	21,121	70,934	74,200	90,780	941,051
Tonopah | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	2,521	16,910	5,793	38,110	478,602
Spring Valley
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	47,317	216,237	107,211	252,027	20,464,819
Spring Valley | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					3,329,900
Spring Valley | Communications
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	28		28		10,335
Spring Valley | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					10,261,359
Spring Valley | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	7,988	178,595	30,343	197,447	2,662,794
Spring Valley | Environmental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					300,445
Spring Valley | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	2,515		6,240	27	555,486
Spring Valley | Legal
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	30,925	36,748	53,579	36,748	489,254
Spring Valley | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred				(144)	487,921
Spring Valley | Reclamation costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	135	127	135	127	31,008
Spring Valley | Reproduction and drafting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	90	324	90	324	30,138
Spring Valley | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	5,167	7,045	15,217	15,583	1,274,885
Spring Valley | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	469	(6,602)	1,579	1,915	858,304
Spring Valley | Equipment Rental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					64,651
Spring Valley | Operator fee
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					108,339
Pan
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	301,685	1,986,461	452,089	3,091,161	13,807,529
Pan | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	(36)	166,217	3,807	202,239	931,888
Pan | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	(58,887)	630,415	(58,887)	906,428	3,711,650
Pan | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	1,773	432,949	25,637	892,565	3,583,462
Pan | Environmental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	7,051	68,274	7,051	89,857	703,207
Pan | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	96,714	52,091	127,615	91,433	801,217
Pan | Legal
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	34,042	72,231	31,073	81,515	335,705
Pan | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	3,220	233,925	2,945	313,764	872,549
Pan | Reclamation costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	(1,312)	28,135	3,769	28,135	(10,997)
Pan | Reproduction and drafting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	3,417	1,889	3,417	5,318	75,445
Pan | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	194,694	229,036	277,084	367,865	2,300,992
Pan | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	21,009	71,299	28,578	112,042	502,411
Thunder Mountain
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	289,135	5,819	485,164	6,010	608,808
Thunder Mountain | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	69,221		70,940		85,508
Thunder Mountain | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	108,029		177,012		254,968
Thunder Mountain | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	21,521		46,462		47,168
Thunder Mountain | Environmental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					1,717
Thunder Mountain | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	26,689		38,639		39,832
Thunder Mountain | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred		82	20,449	82	39,436
Thunder Mountain | Reclamation costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	1,382	5,365	1,382	5,365	6,169
Thunder Mountain | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	49,216	372	108,671	563	112,346
Thunder Mountain | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	13,077		21,609		21,664
Gold Rock
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	579,987	102,025	1,053,215	136,853	3,517,627
Gold Rock | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	29,539	194	89,414	194	279,957
Gold Rock | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	4,561	21,380	26,327	21,380	1,078,712
Gold Rock | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	128,575	39,566	223,550	51,924	493,557
Gold Rock | Environmental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	271,350	2,440	351,936	2,440	437,495
Gold Rock | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	32,340	1,211	85,893	1,334	165,656
Gold Rock | Legal
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	6,346	9,157	7,706	9,157	35,979
Gold Rock | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	785	194	14,332	827	438,027
Gold Rock | Reclamation costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	2,494	6,631	12,179	15,621	37,365
Gold Rock | Reproduction and drafting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	783		783	108	36,199
Gold Rock | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	87,444	20,608	210,339	32,149	425,702
Gold Rock | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	15,770	644	30,756	1,719	88,978
Golden Eagle
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	44,699	105,411	65,800	224,187	546,774
Golden Eagle | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					21,690
Golden Eagle | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					3,638
Golden Eagle | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	27,743	92,502	48,844	205,417	429,826
Golden Eagle | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	2,529		2,529		4,794
Golden Eagle | Legal
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	509	1,950	509	1,950	22,028
Golden Eagle | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	8,527	4,268	8,527	4,268	29,904
Golden Eagle | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	4,940	2,746	4,940	7,209	13,378
Golden Eagle | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	451	3,945	451	5,343	21,516
Abandoned Properties
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	2,424	4,599	37,522	4,599	10,455,743
Abandoned Properties | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred			5,296		101,908
Abandoned Properties | Communications
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					119,734
Abandoned Properties | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					1,018,952
Abandoned Properties | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	1,836		9,894		3,404,185
Abandoned Properties | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	58	65	2,447	65	312,816
Abandoned Properties | Legal
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred		1,402		1,402	466,764
Abandoned Properties | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					511,445
Abandoned Properties | Reclamation costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	62	150	6,969	150	45,478
Abandoned Properties | Reproduction and drafting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					6,215
Abandoned Properties | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	190	2,120	9,832	2,120	47,552
Abandoned Properties | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	278	862	3,084	862	448,862
Abandoned Properties | Equipment Rental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					348,377
Abandoned Properties | Acquisition costs and option payments
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					40,340
Abandoned Properties | Foreign exchange gain
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					(38,134)
Abandoned Properties | Freight
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					234,956
Abandoned Properties | Interest on convertible loans
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					1,288,897
Abandoned Properties | Marketing
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					91,917
Abandoned Properties | Mining costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					693,985
Abandoned Properties | Processing and laboratory supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					941,335
Abandoned Properties | Recoveries
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					(39,850)
Abandoned Properties | Security
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					350,584
Abandoned Properties | Utilities and water
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					59,425
Property investigations
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	813,720	1,226	834,543	6,329	1,700,912
Property investigations | Assays and analysis
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	9,434		9,434		184,830
Property investigations | Drilling
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	565		565		169,694
Property investigations | Engineering and consulting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	174,734		174,734		385,125
Property investigations | Environmental
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					22,761
Property investigations | Field office and supplies
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	(135)		5,545	(97)	25,539
Property investigations | Legal
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					10,952
Property investigations | Property maintenance and taxes
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	608,569		608,569		731,799
Property investigations | Reclamation costs
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred					3,048
Property investigations | Reproduction and drafting
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	394		394		5,336
Property investigations | Salaries and labor
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	11,393	1,226	24,989	5,707	36,293
Property investigations | Travel, transportation and accommodation
Component of Operating Other Cost and Expense [Line Items]
Exploration costs incurred	8,766		10,313	719	125,535