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GOLD AND SILVER BULLION (Details) (USD $) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2012 | Sep. 30, 2011 | Sep. 30, 2012 | Sep. 30, 2011 | Dec. 31, 2011
GOLD AND SILVER BULLION |  |  |  |  |
Total cost | $ 1,690,000 |  | $ 1,690,000 |  | $ 22,810,000
Changes in the Company's holdings of gold and silver |  |  |  |  |
Opening Balance |  |  | 22,810,000 | 4,569,000 | 4,569,000
Purchases |  |  |  | 31,300,000 | 31,299,000
Proceeds from sale |  |  | (23,836,000) | (8,784,000) | (11,739,000)
Gain on sale | 1,233,000 | 1,143,000 | 3,075,000 | 1,667,000 | 2,075,000
Unrealized loss on silver bullion |  | (2,139,000) | (359,000) | (2,139,000) | (3,394,000)
Ending Balance | 1,690,000 |  | 1,690,000 |  | 22,810,000
Gold |  |  |  |  |
GOLD AND SILVER BULLION |  |  |  |  |
# of ounces | 793 |  | 793 |  | 5,656
Average cost per ounce (in dollars per ounce) | 1,278.63 |  | 1,278.63 |  | 1,278.63
Total cost | 1,014,000 |  | 1,014,000 |  | 7,232,000
Fair value per ounce (in dollars per ounce) | 1,776.00 |  | 1,776.00 |  | 1,574.50
Total fair value | 1,408,000 |  | 1,408,000 |  | 8,905,000
Quantity sold (in ounces) |  |  | 4,863 |  |
Cost of investments sold |  |  | 6,200,000 |  |
Changes in the Company's holdings of gold and silver |  |  |  |  |
Opening Balance |  |  | 7,232,000 | 4,569,000 | 4,569,000
Purchases |  |  |  |  | 7,387,000
Proceeds from sale |  |  | (7,982,000) |  | (6,218,000)
Gain on sale |  |  | 1,764,000 |  | 1,494,000
Ending Balance | 1,014,000 |  | 1,014,000 |  | 7,232,000
Silver |  |  |  |  |
GOLD AND SILVER BULLION |  |  |  |  |
# of ounces | 24,969 |  | 24,969 |  | 552,812
Average cost per ounce (in dollars per ounce) | 27.08 |  | 27.08 |  | 28.18
Total cost | 676,000 |  | 676,000 |  | 15,578,000
Fair value per ounce (in dollars per ounce) | 34.65 |  | 34.65 |  | 28.18
Total fair value | 865,000 |  | 865,000 |  | 15,578,000
Quantity sold (in ounces) |  |  | 527,843 |  |
Cost of investments sold |  |  | 14,500,000 |  |
Changes in the Company's holdings of gold and silver |  |  |  |  |
Opening Balance |  |  | 15,578,000 |  |
Purchases |  |  |  |  | 23,912,000
Proceeds from sale |  |  | (15,854,000) |  | (5,521,000)
Gain on sale |  |  | 1,311,000 |  | 581,000
Unrealized loss on silver bullion |  |  | (359,000) |  | (3,394,000)
Ending Balance | $ 676,000 |  | $ 676,000 |  | $ 15,578,000

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