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SEGMENT INFORMATION (Financial Information of Reportable Segments) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011 | Sep. 30, 2011 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 684,648 | $ 697,552 | $ 744,045 | $ 727,122 | $ 694,513 | $ 701,624 | $ 699,293 | $ 599,179 | $ 2,853,367 | $ 2,694,609 | $ 2,070,172
Inter-segment sales |  |  |  |  |  |  |  |  | 0 | 0 | 0
Total |  |  |  |  |  |  |  |  | 2,853,367 | 2,694,609 | 2,070,172
EBIT, as adjusted |  |  |  |  |  |  |  |  | 380,508 | 305,196 | 194,157
Special items charge (Gain) |  |  |  |  |  |  |  |  | 10,735 | 282 | 2,739
EBIT |  |  |  |  |  |  |  |  | 369,773 | 304,914 | 191,418
Interest income |  |  |  |  |  |  |  |  | 3,988 | 3,121 | 2,381
Interest expense |  |  |  |  |  |  |  |  | (4,191) | (6,704) | (6,691)
Income before income taxes | 87,605 | 90,889 | 98,157 | 92,919 | 83,427 | 75,873 | 81,494 | 60,537 | 369,570 | 301,331 | 187,108
Total assets | 2,089,863 |  |  |  | 1,976,776 |  |  |  | 2,089,863 | 1,976,776 | 1,783,788
Equity investments in affiliates | 24,606 |  |  |  | 24,618 |  |  |  | 24,606 | 24,618 | 22,909
Capital expenditures |  |  |  |  |  |  |  |  | 52,715 | 65,813 | 60,565
Depreciation and amortization |  |  |  |  |  |  |  |  | 65,334 | 62,051 | 57,357
North America Welding |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,580,818 | 1,309,499 | 1,013,193
Inter-segment sales |  |  |  |  |  |  |  |  | 131,062 | 136,314 | 108,849
Total |  |  |  |  |  |  |  |  | 1,711,880 | 1,445,813 | 1,122,042
EBIT, as adjusted |  |  |  |  |  |  |  |  | 293,070 | 227,924 | 162,192
Special items charge (Gain) |  |  |  |  |  |  |  |  | 827 | 0 | 0
EBIT |  |  |  |  |  |  |  |  | 292,243 | 227,924 | 162,192
Total assets | 980,093 |  |  |  | 771,315 |  |  |  | 980,093 | 771,315 | 611,725
Equity investments in affiliates | 0 |  |  |  | 0 |  |  |  | 0 | 0 | 0
Capital expenditures |  |  |  |  |  |  |  |  | 36,834 | 31,826 | 25,746
Depreciation and amortization |  |  |  |  |  |  |  |  | 33,479 | 29,237 | 27,652
Europe Welding |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 452,227 | 508,692 | 359,925
Inter-segment sales |  |  |  |  |  |  |  |  | 16,048 | 17,422 | 13,330
Total |  |  |  |  |  |  |  |  | 468,275 | 526,114 | 373,255
EBIT, as adjusted |  |  |  |  |  |  |  |  | 37,299 | 36,171 | 17,023
Special items charge (Gain) |  |  |  |  |  |  |  |  | 3,534 | 392 | 2,486
EBIT |  |  |  |  |  |  |  |  | 33,765 | 35,779 | 14,537
Total assets | 451,654 |  |  |  | 436,327 |  |  |  | 451,654 | 436,327 | 413,789
Equity investments in affiliates | 21,798 |  |  |  | 20,500 |  |  |  | 21,798 | 20,500 | 19,194
Capital expenditures |  |  |  |  |  |  |  |  | 5,372 | 8,566 | 10,373
Depreciation and amortization |  |  |  |  |  |  |  |  | 11,008 | 11,736 | 9,527
Asia Pacific Welding |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 324,482 | 376,276 | 324,092
Inter-segment sales |  |  |  |  |  |  |  |  | 14,829 | 15,614 | 12,546
Total |  |  |  |  |  |  |  |  | 339,311 | 391,890 | 336,638
EBIT, as adjusted |  |  |  |  |  |  |  |  | 7,247 | 2,629 | 1,752
Special items charge (Gain) |  |  |  |  |  |  |  |  | 4,993 | (110) | (3,741)
EBIT |  |  |  |  |  |  |  |  | 2,254 | 2,739 | 5,493
Total assets | 350,189 |  |  |  | 380,282 |  |  |  | 350,189 | 380,282 | 350,975
Equity investments in affiliates | 0 |  |  |  | 0 |  |  |  | 0 | 0 | 0
Capital expenditures |  |  |  |  |  |  |  |  | 8,833 | 21,498 | 22,973
Depreciation and amortization |  |  |  |  |  |  |  |  | 15,102 | 14,663 | 13,542
South America Welding |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 161,483 | 156,684 | 117,419
Inter-segment sales |  |  |  |  |  |  |  |  | 38 | 494 | 1,216
Total |  |  |  |  |  |  |  |  | 161,521 | 157,178 | 118,635
EBIT, as adjusted |  |  |  |  |  |  |  |  | 18,301 | 12,895 | 7,554
Special items charge (Gain) |  |  |  |  |  |  |  |  | 1,381 | 0 | 3,123
EBIT |  |  |  |  |  |  |  |  | 16,920 | 12,895 | 4,431
Total assets | 134,650 |  |  |  | 110,781 |  |  |  | 134,650 | 110,781 | 94,836
Equity investments in affiliates | 2,808 |  |  |  | 4,118 |  |  |  | 2,808 | 4,118 | 3,715
Capital expenditures |  |  |  |  |  |  |  |  | 899 | 2,314 | 3,573
Depreciation and amortization |  |  |  |  |  |  |  |  | 1,878 | 2,033 | 1,564
The Harris Products Group |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 334,357 | 343,458 | 255,543
Inter-segment sales |  |  |  |  |  |  |  |  | 8,549 | 8,496 | 6,641
Total |  |  |  |  |  |  |  |  | 342,906 | 351,954 | 262,184
EBIT, as adjusted |  |  |  |  |  |  |  |  | 29,477 | 25,151 | 12,311
Special items charge (Gain) |  |  |  |  |  |  |  |  | 0 | 0 | 871
EBIT |  |  |  |  |  |  |  |  | 29,477 | 25,151 | 11,440
Total assets | 195,881 |  |  |  | 181,916 |  |  |  | 195,881 | 181,916 | 193,474
Equity investments in affiliates | 0 |  |  |  | 0 |  |  |  | 0 | 0 | 0
Capital expenditures |  |  |  |  |  |  |  |  | 831 | 1,792 | 884
Depreciation and amortization |  |  |  |  |  |  |  |  | 3,934 | 4,714 | 5,012
Corporate / Eliminations |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 0 | 0 | 0
Inter-segment sales |  |  |  |  |  |  |  |  | (170,526) | (178,340) | (142,582)
Total |  |  |  |  |  |  |  |  | (170,526) | (178,340) | (142,582)
EBIT, as adjusted |  |  |  |  |  |  |  |  | (4,886) | 426 | (6,675)
Special items charge (Gain) |  |  |  |  |  |  |  |  | 0 | 0 | 0
EBIT |  |  |  |  |  |  |  |  | (4,886) | 426 | (6,675)
Total assets | (22,604) |  |  |  | 96,155 |  |  |  | (22,604) | 96,155 | 118,989
Equity investments in affiliates | 0 |  |  |  | 0 |  |  |  | 0 | 0 | 0
Capital expenditures |  |  |  |  |  |  |  |  | (54) | (183) | (2,984)
Depreciation and amortization |  |  |  |  |  |  |  |  | $ (67) | $ (332) | $ 60

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