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GOLD AND SILVER BULLION INVESTMENTS (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
GOLD AND SILVER BULLION INVESTMENTS |  |  |
Total cost |  | $ 1,690 | $ 22,810
Total fair value |  | 2,062 |
Changes in the Company's holdings of gold and silver |  |  |
Opening Balance | 1,690 | 22,810 |
Proceeds from sale | (1,467) | (23,836) |
(Loss) gain on sale | (223) | 3,075 | 2,075
Unrealized loss |  | (359) | (3,394)
Ending Balance |  | 1,690 | 22,810
Gold |  |  |
GOLD AND SILVER BULLION INVESTMENTS |  |  |
Number of ounces |  | 793 |
Average cost per ounce (in dollars per ounce) | 1,278.63 | 1,278.63 |
Total cost |  | 1,014 |
Fair value per ounce (in dollars per ounce) |  | 1,657.50 |
Total fair value |  | 1,314 |
Changes in the Company's holdings of gold and silver |  |  |
Opening Balance | 1,014 | 7,232 |
Proceeds from sale | (988) | (7,982) |
(Loss) gain on sale | (26) | 1,764 |
Ending Balance |  | 1,014 |
Selling price per ounce (in dollars per ounce) | 1,245.70 |  |
Silver |  |  |
GOLD AND SILVER BULLION INVESTMENTS |  |  |
Number of ounces |  | 24,969 |
Average cost per ounce (in dollars per ounce) | 27.08 | 27.08 |
Total cost |  | 676 |
Fair value per ounce (in dollars per ounce) |  | 29.95 |
Total fair value |  | 748 |
Changes in the Company's holdings of gold and silver |  |  |
Opening Balance | 676 | 15,578 |
Proceeds from sale | (479) | (15,854) |
(Loss) gain on sale | (197) | 1,311 |
Unrealized loss |  | (359) |
Ending Balance |  | $ 676 |
Selling price per ounce (in dollars per ounce) | 19.18 |  |

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