Interim Financial Statements (Details)
|
3 Months Ended |
6 Months Ended |
|
|
|
|
Jun. 30, 2015
USD ($)
oz
|
Jun. 30, 2014
USD ($)
|
Jun. 30, 2015
USD ($)
oz
|
Jun. 30, 2014
USD ($)
|
Jan. 27, 2015
USD ($)
|
Dec. 31, 2014
USD ($)
|
Dec. 31, 2013
USD ($)
|
| Line of Credit Facility [Line Items] |
|
|
|
|
|
|
|
| Ounces of gold sold during the period | oz |
4,575
|
|
9,270
|
|
|
|
|
| Gold revenue |
$ 5,442,027
|
$ 5,978,983
|
$ 11,369,201
|
$ 11,585,047
|
|
|
|
| Ounces of silver sold during the period | oz |
60,112
|
|
116,594
|
|
|
|
|
| Silver sales |
$ 1,000,000
|
|
$ 1,900,000
|
|
|
|
|
| Retained earnings (accumulated deficit) |
(188,829,440)
|
|
(188,829,440)
|
|
|
$ (188,609,108)
|
|
| Net income (loss) |
(1,509,446)
|
(3,388,586)
|
(220,332)
|
(7,213,566)
|
|
|
|
| Net cash provided by (used) in operating activities |
|
|
368,113
|
(2,281,354)
|
|
|
|
| Current assets |
10,824,181
|
|
10,824,181
|
|
|
8,635,858
|
|
| Cash and cash equivalents |
6,783,406
|
12,226,293
|
6,783,406
|
12,226,293
|
|
5,308,804
|
$ 2,409,446
|
| Current liabilities |
12,424,941
|
|
12,424,941
|
|
|
$ 12,604,808
|
|
| Adjustment to tax indemnification due to lapse |
|
|
3,200,000
|
|
|
|
|
| Revolving Credit Facility |
|
|
|
|
|
|
|
| Line of Credit Facility [Line Items] |
|
|
|
|
|
|
|
| Revolving credit facility, borrowing capacity |
|
|
|
|
$ 8,000,000
|
|
|
| Additional future borrowing capacity |
8,000,000
|
|
8,000,000
|
|
|
|
|
| Previously Reported |
|
|
|
|
|
|
|
| Error Corrections and Prior Period Adjustments Restatement [Line Items] |
|
|
|
|
|
|
|
| Mine development, reclamation and exploration |
|
$ 2,068,740
|
|
$ 3,994,695
|
|
|
|
| Note Payable (Auramet Facility) | Revolving Credit Facility |
|
|
|
|
|
|
|
| Line of Credit Facility [Line Items] |
|
|
|
|
|
|
|
| Revolving credit facility, borrowing capacity |
$ 8,000,000
|
|
$ 8,000,000
|
|
|
|
|