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v3.19.1

DISPOSITIONS AND SPECIAL (GAINS) CHARGES - Special Charges (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
NATG and Corporate |  |
Restructuring Reserve [Roll Forward] |  |
Balance beginning of period | $ 20.2 |
Charged to expense | 2.5 |
Paid or otherwise settled | (15.6) |
Balance end of period | 7.1 | $ 20.2
ETG, NATG, and Corporate |  |
Restructuring Reserve [Roll Forward] |  |
Balance beginning of period | 20.2 | 20.5
Charged to expense |  | 6.8
Paid or otherwise settled |  | (7.1)
Balance end of period |  | 20.2
Lease liabilities and other costs | Corporate |  |
Restructuring Reserve [Roll Forward] |  |
Balance beginning of period | 1.2 | 1.2
Charged to expense | 0.0 | 0.0
Paid or otherwise settled | (0.3) | 0.0
Balance end of period | 0.9 | 1.2
Lease liabilities and other costs | NATG |  |
Restructuring Reserve [Roll Forward] |  |
Balance beginning of period | 19.0 | 19.3
Charged to expense | 2.5 | 6.5
Paid or otherwise settled | (15.3) | (6.8)
Balance end of period | 6.2 | 19.0
Workforce reduction and other personnel costs | ETG |  |
Restructuring Reserve [Roll Forward] |  |
Balance beginning of period | $ 0.0 | 0.0
Charged to expense |  | 0.3
Paid or otherwise settled |  | (0.3)
Balance end of period |  | $ 0.0

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