| Schedule of intangible assets other than goodwill |
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September 30, 2013
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December 31, 2012
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Weighted Average
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Gross
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Accumulated
|
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Net Book
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Gross
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Accumulated
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Net Book
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Remaining Useful Lives
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Carrying Amount
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Amortization
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Value
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Carrying Amount
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Amortization
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Value
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Purchased and developed software
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|
2.3 |
|
|
$ |
9,397 |
|
|
$ |
(3,060 |
) |
|
$ |
6,337 |
|
|
$ |
6,314 |
|
|
$ |
(1,815 |
) |
|
$ |
4,499 |
|
|
Patents, trade and service marks
|
|
|
5.5 |
|
|
|
2,772 |
|
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|
(1,079 |
) |
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|
1,693 |
|
|
|
2,456 |
|
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|
(803 |
) |
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|
1,653 |
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|
Customer relationships
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|
|
4.6 |
|
|
|
1,966 |
|
|
|
(514 |
) |
|
|
1,452 |
|
|
|
1,966 |
|
|
|
(294 |
) |
|
|
1,672 |
|
|
Other intangible assets
|
|
|
1.2 |
|
|
|
13,164 |
|
|
|
(11,178 |
) |
|
|
1,986 |
|
|
|
13,411 |
|
|
|
(10,582 |
) |
|
|
2,829 |
|
| |
|
|
|
|
|
$ |
27,299 |
|
|
$ |
(15,831 |
) |
|
$ |
11,468 |
|
|
$ |
24,147 |
|
|
$ |
(13,494 |
) |
|
$ |
10,653 |
|
|