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SEGMENT INFORMATION (Financial Information of Reportable Segments) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  | $ 747,185 |  | $ 669,491 |  | $ 626,858 |  | $ 580,897 |  | $ 563,828 |  | $ 567,646 |  | $ 592,418 |  | $ 550,772 |  | $ 2,624,431 | $ 2,274,614 | $ 2,535,791
Revenue from Related Parties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Segment, including Inter-segment, sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,624,431 | 2,274,614 | 2,535,791
EBIT, as adjusted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 370,338 | 328,723 | 378,807
Special items charge (Gain) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (15,330) | 34,348 | 189,910
EBIT |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 385,668 | 294,375 | 188,897
Interest income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,788 | 2,092 | 2,714
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (24,220) | (19,079) | (21,824)
Income before income taxes |  | 73,728 | [1] | $ 130,642 | [2] | $ 83,966 | [3] | $ 77,900 | [4] | 78,152 | [1] | $ 80,296 | [2] | $ 45,758 | [3] | $ 73,182 | [4] | 366,236 | 277,388 | 169,787
Total assets |  | 2,406,547 |  |  |  |  |  |  |  | 1,943,437 |  |  |  |  |  |  |  | 2,406,547 | 1,943,437 | 1,784,171
Equity investments in affiliates |  | 28,526 |  |  |  |  |  |  |  | 27,301 |  |  |  |  |  |  |  | 28,526 | 27,301 | 27,241
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 61,656 | 49,877 | 50,507
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 68,115 | 65,073 | 64,007
The Harris Products Group |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 290,628 | 272,343 | 263,981
Revenue from Related Parties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8,190 | 8,709 | 9,312
Segment, including Inter-segment, sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 298,818 | 281,052 | 273,293
EBIT, as adjusted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 36,442 | 32,380 | 27,882
Special items charge (Gain) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
EBIT |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 36,442 | 32,380 | 27,882
Total assets |  | 175,151 |  |  |  |  |  |  |  | 161,391 |  |  |  |  |  |  |  | 175,151 | 161,391 | 143,905
Equity investments in affiliates |  | 0 |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |  | 0 | 0 | 0
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,949 | 2,209 | 2,727
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,885 | 2,860 | 2,978
Corporate / Eliminations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Revenue from Related Parties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (124,432) | (118,296) | (120,597)
Segment, including Inter-segment, sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (124,432) | (118,296) | (120,597)
EBIT, as adjusted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 309 | 564 | (275)
Special items charge (Gain) | [5] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (34,648) | 34,348 | 0
EBIT |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 34,957 | (33,784) | (275)
Total assets |  | 57,990 |  |  |  |  |  |  |  | (25,594) |  |  |  |  |  |  |  | 57,990 | (25,594) | (68,805)
Equity investments in affiliates |  | 0 |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |  | 0 | 0 | 0
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (172) | (209) | (194)
Americas Welding [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,609,779 | 1,494,982 | 1,741,350
Revenue from Related Parties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 97,382 | 93,612 | 92,538
Segment, including Inter-segment, sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,707,161 | 1,588,594 | 1,833,888
EBIT, as adjusted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 291,866 | 266,633 | 316,689
Special items charge (Gain) | [6] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,242 | 0 | 173,239
EBIT |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 282,624 | 266,633 | 143,450
Total assets |  | 1,253,411 |  |  |  |  |  |  |  | 1,278,417 |  |  |  |  |  |  |  | 1,253,411 | 1,278,417 | 1,165,817
Equity investments in affiliates |  | 4,037 |  |  |  |  |  |  |  | 3,946 |  |  |  |  |  |  |  | 4,037 | 3,946 | 3,791
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 43,158 | 35,314 | 35,721
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 47,038 | 47,359 | 45,447
International Welding [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial information for the reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 724,024 | 507,289 | 530,460
Revenue from Related Parties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18,860 | 15,975 | 18,747
Segment, including Inter-segment, sales |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 742,884 | 523,264 | 549,207
EBIT, as adjusted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 41,721 | 29,146 | 34,511
Special items charge (Gain) | [7] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,076 | 0 | 16,671
EBIT |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 31,645 | 29,146 | 17,840
Total assets |  | 919,995 |  |  |  |  |  |  |  | 529,223 |  |  |  |  |  |  |  | 919,995 | 529,223 | 543,254
Equity investments in affiliates |  | $ 24,489 |  |  |  |  |  |  |  | $ 23,355 |  |  |  |  |  |  |  | 24,489 | 23,355 | 23,450
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 14,549 | 12,354 | 12,059
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 18,364 | $ 15,063 | $ 15,776
[1] | 2017 includes special item charges of $2,867 ($1,770 after-tax) for pension settlement charges, $6,590 ($6,198 after-tax) for rationalization and asset impairment charges, $28,616 for the net impact of the U.S. Tax Act and acquisition-related items including $2,264 ($1,708 after-tax) in amortization of step up in value of acquired inventories, $3,616 ($3,102 after-tax) for acquisition transaction and integration costs and a $1,935 adjustment to the bargain purchase gain.
[2] | 2017 includes special item charges of $5,283 ($3,260 after-tax) for pension settlement charges and acquisition-related items including $2,314 ($1,745 after-tax) in amortization of step up in value of acquired inventories, $3,273 ($2,229 after-tax) for acquisition transaction and integration costs and a $51,585 bargain purchase gain.
[3] | 2017 includes special item charges of $4,498 ($3,494 after-tax) related to acquisition transaction and integration costs.2016 includes special item charges of $34,348 ($33,251 after-tax) primarily related to the loss on deconsolidation of Venezuelan subsidiary and a tax benefit of $7,196 related to the reversal of an income tax valuation allowance as a result of a legal entity change to realign the Company's tax structure.
[4] | 2017 includes special item charges of $3,615 ($2,734 after-tax) related to acquisition transaction costs.
[5] | 2017 special items reflect a bargain purchase gain and acquisition transaction and integration costs related to the Air Liquide Welding acquisition as discussed in Note 3 to the consolidated financial statements.2016 special items reflect a loss related to the deconsolidation of the Company's Venezuelan subsidiary.
[6] | 2017 special items reflect non-cash pension settlement charges related to lump sum pension payments, as well as non-cash charges related to the impairment of goodwill.2015 special items reflect net charges related to employee severance and other related costs, Venezuelan foreign exchange remeasurement losses related to the adoption of a new foreign exchange mechanism and non-cash pension settlement charges related to the purchase of a group annuity contract.
[7] | 2017 special items reflect amortization of step up in value of acquired inventories related to the Air Liquide Welding acquisition as discussed in Note 3 to the consolidated financial statements, as well as charges related to employee severance, asset impairments and other related costs.2015 special items reflect net charges related to employee severance and other costs and adjustments to reclassify a potential divestiture that was previously held-for-sale, as well as non-cash charges related to the impairment of goodwill and long-lived assets.

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