Reportable segment information for the years ended December 31, 2015, 2016 and 2017 were as follows:
| For the year ended December 31, 2015 | ||||||||||||||||||||
| Wafer Fabrication |
New Business | Subtotal | Adjustment and Elimination (Note) |
Consolidated | ||||||||||||||||
| NT$ | NT$ | NT$ | NT$ | NT$ | ||||||||||||||||
| (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | ||||||||||||||||
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Net revenue from external customers |
$ | 141,705,196 | $ | 3,125,225 | $ | 144,830,421 | $ | — | $ | 144,830,421 | ||||||||||
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Net revenue from sales among intersegments |
— | 15,725 | 15,725 | (15,725 | ) | — | ||||||||||||||
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Segment net income (loss), net of tax |
13,569,672 | (1,731,181 | ) | 11,838,491 | 802,607 | 12,641,098 | ||||||||||||||
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Capital expenditure |
60,386,300 | 117,849 | 60,504,149 | — | 60,504,149 | |||||||||||||||
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Depreciation |
42,833,022 | 639,986 | 43,473,008 | — | 43,473,008 | |||||||||||||||
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Share of profit or loss of associates and joint ventures |
(869,190 | ) | (58,513 | ) | (927,703 | ) | 932,397 | 4,694 | ||||||||||||
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Income tax expense (benefit) |
880,170 | (3,676 | ) | 876,494 | 151,006 | 1,027,500 | ||||||||||||||
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Impairment loss |
1,465,036 | 801,465 | 2,266,501 | — | 2,266,501 | |||||||||||||||
| For the year ended December 31, 2016 | ||||||||||||||||||||
| Wafer Fabrication |
New Business | Subtotal | Adjustment and Elimination (Note) |
Consolidated | ||||||||||||||||
| NT$ | NT$ | NT$ | NT$ | NT$ | ||||||||||||||||
| (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | ||||||||||||||||
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Net revenue from external customers |
$ | 147,444,265 | $ | 425,859 | $ | 147,870,124 | $ | — | $ | 147,870,124 | ||||||||||
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Net revenue from sales among intersegments |
— | 6,547 | 6,547 | (6,547 | ) | — | ||||||||||||||
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Segment net income (loss), net of tax |
4,218,948 | (1,661,885 | ) | 2,557,063 | 1,611,499 | 4,168,562 | ||||||||||||||
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Capital expenditure |
91,542,436 | 18,203 | 91,560,639 | — | 91,560,639 | |||||||||||||||
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Depreciation |
49,288,201 | 402,834 | 49,691,035 | — | 49,691,035 | |||||||||||||||
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Share of profit or loss of associates and joint ventures |
(1,285,380 | ) | (210,746 | ) | (1,496,126 | ) | 1,180,460 | (315,666 | ) | |||||||||||
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Income tax expense (benefit) |
992,580 | (9,017 | ) | 983,563 | (431,039 | ) | 552,524 | |||||||||||||
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Impairment loss |
1,296,529 | 781,045 | 2,077,574 | — | 2,077,574 | |||||||||||||||
| For the year ended December 31, 2017 | ||||||||||||||||||||
| Wafer Fabrication |
New Business | Subtotal | Adjustment and Elimination (Note) |
Consolidated | ||||||||||||||||
| NT$ | NT$ | NT$ | NT$ | NT$ | ||||||||||||||||
| (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | ||||||||||||||||
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Net revenue from external customers |
$ | 148,939,836 | $ | 344,870 | $ | 149,284,706 | $ | — | $ | 149,284,706 | ||||||||||
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Net revenue from sales among intersegments |
— | 13,600 | 13,600 | (13,600 | ) | — | ||||||||||||||
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Segment net income (loss), net of tax |
6,728,620 | (665,895 | ) | 6,062,725 | 616,504 | 6,679,229 | ||||||||||||||
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Capital expenditure |
44,229,488 | 6,788 | 44,236,276 | — | 44,236,276 | |||||||||||||||
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Depreciation |
50,737,240 | 227,880 | 50,965,120 | — | 50,965,120 | |||||||||||||||
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Share of profit or loss of associates and joint ventures |
(258,959 | ) | (32,619 | ) | (291,578 | ) | 449,415 | 157,837 | ||||||||||||
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Income tax expense |
1,167,154 | 3 | 1,167,157 | (174,676 | ) | 992,481 | ||||||||||||||
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Impairment loss |
632,207 | 318,128 | 950,335 | — | 950,335 | |||||||||||||||
| As of December 31, 2016 | ||||||||||||||||||||
| Wafer Fabrication |
New Business | Subtotal | Adjustment and Elimination (Note) |
Consolidated | ||||||||||||||||
| NT$ | NT$ | NT$ | NT$ | NT$ | ||||||||||||||||
| (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | ||||||||||||||||
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Segment assets |
$ | 384,870,981 | $ | 3,213,397 | $ | 388,084,378 | $ | (3,857,663 | ) | $ | 384,226,715 | |||||||||
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Segment liabilities |
$ | 166,110,998 | $ | 1,857,130 | $ | 167,968,128 | $ | 1,312,213 | $ | 169,280,341 | ||||||||||
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| As of December 31, 2017 | ||||||||||||||||||||
| Wafer Fabrication |
New Business | Subtotal | Adjustment and Elimination (Note) |
Consolidated | ||||||||||||||||
| NT$ | NT$ | NT$ | NT$ | NT$ | ||||||||||||||||
| (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | (In Thousands) | ||||||||||||||||
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Segment assets |
$ | 392,370,323 | $ | 3,030,057 | $ | 395,400,380 | $ | (4,268,160 | ) | $ | 391,132,220 | |||||||||
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Segment liabilities |
$ | 178,362,985 | $ | 1,700,045 | $ | 180,063,030 | $ | 1,448,192 | $ | 181,511,222 | ||||||||||
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