v3.5.0.2

Segment Information - Schedule of Segment Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 776.1 | $ 869.2 | $ 1,475.3 | $ 1,653.8
Operating income (loss) | (37.6) | 43.1 | (72.8) | 65.2
Interest expense, net | (18.0) | (18.3) | (35.0) | (35.9)
Debt refinancing costs |  |  |  | 3.2
Foreign exchange loss | (0.1) | (0.1) | (1.0) | (0.8)
Income (loss) from continuing operations before income taxes | (55.7) | 24.7 | (108.8) | 25.3
Chlorovinyls [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 578.4 | 666.1 | 1,134.5 | 1,314.5
Operating income (loss) | (37.1) | 37.8 | (46.7) | 81.6
Building Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 197.7 | 203.1 | 340.8 | 339.3
Operating income (loss) | 26.7 | 23.3 | 30.8 | 19.8
Intersegment Elimination [Member] | Chlorovinyls [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 38.0 | 61.1 | 93.3 | 117.2
Intersegment Elimination [Member] | Building Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales |  |  | 0.1 |
Intersegment Eliminations Unallocated and Other [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | (38.0) | (61.1) | (93.4) | (117.2)
Operating income (loss) | (27.2) | (18.0) | (56.9) | (36.2)
Operating Segments [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 776.1 | 869.2 | 1,475.3 | 1,653.8
Operating income (loss) | (37.6) | 43.1 | (72.8) | 65.2
Operating Segments [Member] | Chlorovinyls [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 616.4 | 727.2 | 1,227.8 | 1,431.7
Operating Segments [Member] | Building Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 197.7 | $ 203.1 | $ 340.9 | $ 339.3

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