| Schedule of outstanding convertible debentures |
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(In thousands US$, except for share amounts) |
|
6.5%
Debentures
due
October 2014 |
|
6.25%
Debentures
due
March 2017 |
|
5.6%
Debentures
due
June 2017 |
|
5.75%
Debentures
due
June 2019 |
|
6.00%
Debentures
due
December 2019 |
|
Total |
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|
Balance at December 31, 2010 |
|
|
56,104 |
|
|
83,575 |
|
|
80,937 |
|
|
— |
|
|
— |
|
$ |
220,616 |
|
|
Issuance of convertible debentures |
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|
— |
|
|
— |
|
|
— |
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|
— |
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|
— |
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|
— |
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|
Principal amount converted to equity |
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|
(10,862 |
) |
|
(15,567 |
) |
|
— |
|
|
— |
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|
— |
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|
(26,429 |
) |
|
Foreign exchange (loss) |
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|
(1,139 |
) |
|
(1,702 |
) |
|
(1,783 |
) |
|
— |
|
|
— |
|
|
(4,624 |
) |
| |
|
|
|
|
|
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|
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|
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Balance at December 31, 2011 |
|
$ |
44,103 |
|
$ |
66,306 |
|
$ |
79,154 |
|
$ |
— |
|
$ |
— |
|
$ |
189,563 |
|
|
Issuance of convertible debentures |
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|
— |
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— |
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|
— |
|
|
130,000 |
|
|
100,640 |
|
|
230,640 |
|
|
Principal amount converted to equity |
|
|
(32 |
) |
|
— |
|
|
— |
|
|
— |
|
|
— |
|
|
(32 |
) |
|
Foreign exchange (gain) loss |
|
|
978 |
|
|
1,470 |
|
|
1,757 |
|
|
— |
|
|
(130 |
) |
|
4,075 |
|
| |
|
|
|
|
|
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|
|
|
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Balance at December 31, 2012 |
|
$ |
45,049 |
|
$ |
67,776 |
|
$ |
80,911 |
|
$ |
130,000 |
|
$ |
100,510 |
|
$ |
424,246 |
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| |
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