Guarantor Information - Guarantor Condensed Consolidating Statement of Operations and Comprehensive Income (Loss) Information (Detail) - USD ($) $ in Millions |
3 Months Ended |
12 Months Ended |
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
| Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
$ 755.4
|
$ 874.4
|
$ 916.5
|
$ 814.8
|
$ 903.0
|
$ 1,047.2
|
$ 1,021.7
|
$ 836.9
|
$ 3,361.1
|
$ 3,808.8
|
$ 3,767.2
|
| Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
| Cost of sales |
|
|
|
|
|
|
|
|
2,968.9
|
3,292.3
|
3,059.4
|
| Selling, general and administrative expenses |
|
|
|
|
|
|
|
|
299.7
|
305.6
|
294.5
|
| Restructuring and divestiture costs |
|
|
|
|
|
|
|
|
23.3
|
19.8
|
20.8
|
| Integration-related costs and other, net |
|
|
|
|
|
|
|
|
16.0
|
32.2
|
32.6
|
| Goodwill impairment charges |
|
|
|
|
|
|
|
|
864.1
|
4.1
|
18.2
|
| Total operating costs and expenses |
|
|
|
|
|
|
|
|
4,172.0
|
3,654.0
|
3,425.5
|
| Operating income (loss) |
(57.4)
|
(811.3)
|
42.4
|
15.4
|
21.7
|
72.2
|
65.8
|
(4.9)
|
(810.9)
|
154.8
|
341.7
|
| Other expense: |
|
|
|
|
|
|
|
|
|
|
|
| Interest income (expense), net |
|
|
|
|
|
|
|
|
(77.7)
|
(75.8)
|
(76.6)
|
| Debt refinancing costs |
|
|
|
|
|
|
|
|
(3.2)
|
|
(78.5)
|
| Foreign exchange loss |
|
|
|
|
|
|
|
|
(1.2)
|
(0.6)
|
|
| Gain on acquisition of controlling interest |
|
|
|
|
|
|
|
|
|
|
25.9
|
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
|
|
(893.0)
|
78.4
|
212.5
|
| Provision for (benefit from) income taxes |
|
|
|
|
|
|
|
|
(43.9)
|
14.3
|
62.9
|
| Income (loss) from continuing operations |
(63.4)
|
(797.5)
|
20.8
|
(9.0)
|
0.9
|
43.5
|
33.5
|
(13.8)
|
(849.1)
|
64.1
|
149.6
|
| Discontinued operations: |
|
|
|
|
|
|
|
|
|
|
|
| Income (loss) from discontinued operations, before tax |
|
|
|
|
|
|
|
|
14.7
|
(20.7)
|
29.1
|
| Income tax benefit of discontinued operations |
|
|
|
|
|
|
|
|
2.7
|
(6.8)
|
10.7
|
| Net income from discontinued operations |
|
|
|
|
|
|
|
|
12.0
|
(13.9)
|
18.4
|
| Consolidated net income |
(57.7)
|
(792.5)
|
21.9
|
(8.8)
|
(12.4)
|
45.1
|
28.1
|
(10.6)
|
(837.1)
|
50.2
|
168.0
|
| Less: net income attributable to noncontrolling interest |
|
|
|
|
|
|
|
|
(20.7)
|
3.9
|
2.7
|
| Net income (loss) attributable to Axiall |
$ (56.8)
|
$ (769.6)
|
$ 20.6
|
$ (10.6)
|
$ (13.8)
|
$ 44.5
|
$ 27.2
|
$ (11.6)
|
(816.4)
|
46.3
|
165.3
|
| Comprehensive income attributable to Axiall |
|
|
|
|
|
|
|
|
(860.7)
|
(93.7)
|
253.5
|
| Eliminations [Member] |
|
|
|
|
|
|
|
|
|
|
|
| Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
(187.8)
|
(230.3)
|
(193.5)
|
| Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
| Cost of sales |
|
|
|
|
|
|
|
|
(187.8)
|
(230.3)
|
(193.5)
|
| Total operating costs and expenses |
|
|
|
|
|
|
|
|
(187.8)
|
(230.3)
|
(193.5)
|
| Other expense: |
|
|
|
|
|
|
|
|
|
|
|
| Equity in income (loss) of subsidiaries |
|
|
|
|
|
|
|
|
769.3
|
(67.4)
|
(315.7)
|
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
|
|
769.3
|
(67.4)
|
(315.7)
|
| Income (loss) from continuing operations |
|
|
|
|
|
|
|
|
769.3
|
(67.4)
|
(315.7)
|
| Discontinued operations: |
|
|
|
|
|
|
|
|
|
|
|
| Consolidated net income |
|
|
|
|
|
|
|
|
769.3
|
(67.4)
|
(315.7)
|
| Net income (loss) attributable to Axiall |
|
|
|
|
|
|
|
|
769.3
|
(67.4)
|
(315.7)
|
| Comprehensive income attributable to Axiall |
|
|
|
|
|
|
|
|
905.0
|
108.8
|
(448.8)
|
| Parent Company [Member] | Reportable Legal Entities [Member] |
|
|
|
|
|
|
|
|
|
|
|
| Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
| Selling, general and administrative expenses |
|
|
|
|
|
|
|
|
47.4
|
45.5
|
41.3
|
| Restructuring and divestiture costs |
|
|
|
|
|
|
|
|
12.8
|
|
7.5
|
| Integration-related costs and other, net |
|
|
|
|
|
|
|
|
7.8
|
15.5
|
34.4
|
| Total operating costs and expenses |
|
|
|
|
|
|
|
|
68.0
|
61.0
|
83.2
|
| Operating income (loss) |
|
|
|
|
|
|
|
|
(68.0)
|
(61.0)
|
(83.2)
|
| Other expense: |
|
|
|
|
|
|
|
|
|
|
|
| Interest income (expense), net |
|
|
|
|
|
|
|
|
19.6
|
31.2
|
(45.7)
|
| Debt refinancing costs |
|
|
|
|
|
|
|
|
|
|
(66.1)
|
| Equity in income (loss) of subsidiaries |
|
|
|
|
|
|
|
|
(739.5)
|
55.7
|
293.1
|
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
|
|
(787.9)
|
25.9
|
98.1
|
| Provision for (benefit from) income taxes |
|
|
|
|
|
|
|
|
28.5
|
(20.4)
|
(67.2)
|
| Income (loss) from continuing operations |
|
|
|
|
|
|
|
|
(816.4)
|
46.3
|
165.3
|
| Discontinued operations: |
|
|
|
|
|
|
|
|
|
|
|
| Consolidated net income |
|
|
|
|
|
|
|
|
(816.4)
|
46.3
|
165.3
|
| Net income (loss) attributable to Axiall |
|
|
|
|
|
|
|
|
(816.4)
|
46.3
|
165.3
|
| Comprehensive income attributable to Axiall |
|
|
|
|
|
|
|
|
(860.7)
|
(93.7)
|
253.5
|
| Eagle Spinco Inc [Member] | Reportable Legal Entities [Member] |
|
|
|
|
|
|
|
|
|
|
|
| Other expense: |
|
|
|
|
|
|
|
|
|
|
|
| Interest income (expense), net |
|
|
|
|
|
|
|
|
(80.8)
|
(87.4)
|
(45.8)
|
| Debt refinancing costs |
|
|
|
|
|
|
|
|
(0.1)
|
|
(12.4)
|
| Equity in income (loss) of subsidiaries |
|
|
|
|
|
|
|
|
(853.3)
|
(19.3)
|
114.3
|
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
|
|
(934.2)
|
(106.7)
|
56.1
|
| Provision for (benefit from) income taxes |
|
|
|
|
|
|
|
|
(28.1)
|
(29.9)
|
(19.7)
|
| Income (loss) from continuing operations |
|
|
|
|
|
|
|
|
(906.1)
|
(76.8)
|
75.8
|
| Discontinued operations: |
|
|
|
|
|
|
|
|
|
|
|
| Consolidated net income |
|
|
|
|
|
|
|
|
(906.1)
|
(76.8)
|
75.8
|
| Net income (loss) attributable to Axiall |
|
|
|
|
|
|
|
|
(906.1)
|
(76.8)
|
75.8
|
| Comprehensive income attributable to Axiall |
|
|
|
|
|
|
|
|
(879.0)
|
(193.1)
|
165.7
|
| Guarantor Subsidiaries Excluding Eagle Spinco Inc [Member] | Reportable Legal Entities [Member] |
|
|
|
|
|
|
|
|
|
|
|
| Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
2,864.2
|
3,276.4
|
3,226.3
|
| Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
| Cost of sales |
|
|
|
|
|
|
|
|
2,587.2
|
2,882.4
|
2,655.7
|
| Selling, general and administrative expenses |
|
|
|
|
|
|
|
|
180.5
|
183.7
|
176.7
|
| Restructuring and divestiture costs |
|
|
|
|
|
|
|
|
1.2
|
15.4
|
7.2
|
| Integration-related costs and other, net |
|
|
|
|
|
|
|
|
7.5
|
13.3
|
(2.1)
|
| Goodwill impairment charges |
|
|
|
|
|
|
|
|
785.9
|
4.1
|
18.2
|
| Total operating costs and expenses |
|
|
|
|
|
|
|
|
3,562.3
|
3,098.9
|
2,855.7
|
| Operating income (loss) |
|
|
|
|
|
|
|
|
(698.1)
|
177.5
|
370.6
|
| Other expense: |
|
|
|
|
|
|
|
|
|
|
|
| Interest income (expense), net |
|
|
|
|
|
|
|
|
(7.8)
|
1.9
|
37.7
|
| Debt refinancing costs |
|
|
|
|
|
|
|
|
(3.1)
|
|
|
| Foreign exchange loss |
|
|
|
|
|
|
|
|
(0.2)
|
(0.5)
|
|
| Gain on acquisition of controlling interest |
|
|
|
|
|
|
|
|
|
|
25.9
|
| Equity in income (loss) of subsidiaries |
|
|
|
|
|
|
|
|
(29.8)
|
11.7
|
22.6
|
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
|
|
(739.0)
|
190.6
|
456.8
|
| Provision for (benefit from) income taxes |
|
|
|
|
|
|
|
|
(45.8)
|
66.4
|
146.4
|
| Income (loss) from continuing operations |
|
|
|
|
|
|
|
|
(693.2)
|
124.2
|
310.4
|
| Discontinued operations: |
|
|
|
|
|
|
|
|
|
|
|
| Income (loss) from discontinued operations, before tax |
|
|
|
|
|
|
|
|
14.7
|
(20.7)
|
29.1
|
| Income tax benefit of discontinued operations |
|
|
|
|
|
|
|
|
2.7
|
(6.8)
|
10.7
|
| Net income from discontinued operations |
|
|
|
|
|
|
|
|
12.0
|
(13.9)
|
18.4
|
| Consolidated net income |
|
|
|
|
|
|
|
|
(681.2)
|
110.3
|
328.8
|
| Net income (loss) attributable to Axiall |
|
|
|
|
|
|
|
|
(681.2)
|
110.3
|
328.8
|
| Comprehensive income attributable to Axiall |
|
|
|
|
|
|
|
|
(728.0)
|
(50.4)
|
467.3
|
| Guarantor Subsidiaries Including Eagle Spinco Inc [Member] | Reportable Legal Entities [Member] |
|
|
|
|
|
|
|
|
|
|
|
| Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
2,864.2
|
3,276.4
|
3,226.3
|
| Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
| Cost of sales |
|
|
|
|
|
|
|
|
2,587.2
|
2,882.4
|
2,655.7
|
| Selling, general and administrative expenses |
|
|
|
|
|
|
|
|
180.5
|
183.7
|
176.7
|
| Restructuring and divestiture costs |
|
|
|
|
|
|
|
|
1.2
|
15.4
|
7.2
|
| Integration-related costs and other, net |
|
|
|
|
|
|
|
|
7.5
|
13.3
|
(2.1)
|
| Goodwill impairment charges |
|
|
|
|
|
|
|
|
785.9
|
4.1
|
18.2
|
| Total operating costs and expenses |
|
|
|
|
|
|
|
|
3,562.3
|
3,098.9
|
2,855.7
|
| Operating income (loss) |
|
|
|
|
|
|
|
|
(698.1)
|
177.5
|
370.6
|
| Other expense: |
|
|
|
|
|
|
|
|
|
|
|
| Interest income (expense), net |
|
|
|
|
|
|
|
|
(88.6)
|
(85.5)
|
(8.1)
|
| Debt refinancing costs |
|
|
|
|
|
|
|
|
(3.2)
|
|
(12.4)
|
| Foreign exchange loss |
|
|
|
|
|
|
|
|
(0.2)
|
(0.5)
|
|
| Gain on acquisition of controlling interest |
|
|
|
|
|
|
|
|
|
|
25.9
|
| Equity in income (loss) of subsidiaries |
|
|
|
|
|
|
|
|
(29.8)
|
11.7
|
22.6
|
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
|
|
(819.9)
|
103.2
|
398.6
|
| Provision for (benefit from) income taxes |
|
|
|
|
|
|
|
|
(73.9)
|
36.5
|
126.7
|
| Income (loss) from continuing operations |
|
|
|
|
|
|
|
|
(746.0)
|
66.7
|
271.9
|
| Discontinued operations: |
|
|
|
|
|
|
|
|
|
|
|
| Income (loss) from discontinued operations, before tax |
|
|
|
|
|
|
|
|
14.7
|
(20.7)
|
29.1
|
| Income tax benefit of discontinued operations |
|
|
|
|
|
|
|
|
2.7
|
(6.8)
|
10.7
|
| Net income from discontinued operations |
|
|
|
|
|
|
|
|
12.0
|
(13.9)
|
18.4
|
| Consolidated net income |
|
|
|
|
|
|
|
|
(734.0)
|
52.8
|
290.3
|
| Net income (loss) attributable to Axiall |
|
|
|
|
|
|
|
|
(734.0)
|
52.8
|
290.3
|
| Comprehensive income attributable to Axiall |
|
|
|
|
|
|
|
|
(780.8)
|
(107.9)
|
429.0
|
| Non-Guarantor Subsidiaries [Member] | Reportable Legal Entities [Member] |
|
|
|
|
|
|
|
|
|
|
|
| Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
684.7
|
762.7
|
734.4
|
| Operating costs and expenses: |
|
|
|
|
|
|
|
|
|
|
|
| Cost of sales |
|
|
|
|
|
|
|
|
569.5
|
640.2
|
597.2
|
| Selling, general and administrative expenses |
|
|
|
|
|
|
|
|
71.8
|
76.4
|
76.5
|
| Restructuring and divestiture costs |
|
|
|
|
|
|
|
|
9.3
|
4.4
|
6.1
|
| Integration-related costs and other, net |
|
|
|
|
|
|
|
|
0.7
|
3.4
|
0.3
|
| Goodwill impairment charges |
|
|
|
|
|
|
|
|
78.2
|
|
|
| Total operating costs and expenses |
|
|
|
|
|
|
|
|
729.5
|
724.4
|
680.1
|
| Operating income (loss) |
|
|
|
|
|
|
|
|
(44.8)
|
38.3
|
54.3
|
| Other expense: |
|
|
|
|
|
|
|
|
|
|
|
| Interest income (expense), net |
|
|
|
|
|
|
|
|
(8.7)
|
(21.5)
|
(22.8)
|
| Foreign exchange loss |
|
|
|
|
|
|
|
|
(1.0)
|
(0.1)
|
|
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
|
|
(54.5)
|
16.7
|
31.5
|
| Provision for (benefit from) income taxes |
|
|
|
|
|
|
|
|
1.5
|
(1.8)
|
3.4
|
| Income (loss) from continuing operations |
|
|
|
|
|
|
|
|
(56.0)
|
18.5
|
28.1
|
| Discontinued operations: |
|
|
|
|
|
|
|
|
|
|
|
| Consolidated net income |
|
|
|
|
|
|
|
|
(56.0)
|
18.5
|
28.1
|
| Less: net income attributable to noncontrolling interest |
|
|
|
|
|
|
|
|
(20.7)
|
3.9
|
2.7
|
| Net income (loss) attributable to Axiall |
|
|
|
|
|
|
|
|
(35.3)
|
14.6
|
25.4
|
| Comprehensive income attributable to Axiall |
|
|
|
|
|
|
|
|
$ (124.2)
|
$ (0.9)
|
$ 19.8
|