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v3.21.1

Segment Information - Schedule of Operating Segment Reporting Information (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Segment Reporting Information [Line Items] |  |
Total sales | $ 310.3 | $ 541.0
Other operating expense | 12.1 | 14.7
Operating income | (10.2) | 65.7
Depreciation and amortization | 34.5 | 35.5
Stock-based compensation | 9.0 | 14.4
Accrual basis additions to capital expenditures | 4.0 | 21.9
Corporate & Other and Intersegment Elimination |  |
Segment Reporting Information [Line Items] |  |
Total sales | (13.8) | (25.3)
Other operating expense | 0.1 | 13.8
Operating income | (22.3) | (32.3)
Stock-based compensation | 8.2 | 8.5
Composite Materials |  |
Segment Reporting Information [Line Items] |  |
Total sales | 237.2 | 438.5
Composite Materials | Intersegment Elimination |  |
Segment Reporting Information [Line Items] |  |
Total sales | 13.2 | 24.8
Composite Materials | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Total sales | 250.4 | 463.3
Other operating expense | 12.7 | 0.6
Operating income | 7.4 | 91.5
Depreciation and amortization | 30.8 | 31.8
Stock-based compensation | 0.6 | 4.7
Accrual basis additions to capital expenditures | 3.6 | 20.2
Engineered Products |  |
Segment Reporting Information [Line Items] |  |
Total sales | 73.1 | 102.5
Engineered Products | Intersegment Elimination |  |
Segment Reporting Information [Line Items] |  |
Total sales | 0.6 | 0.5
Engineered Products | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Total sales | 73.7 | 103.0
Other operating expense | (0.7) | 0.3
Operating income | 4.7 | 6.5
Depreciation and amortization | 3.7 | 3.7
Stock-based compensation | 0.2 | 1.2
Accrual basis additions to capital expenditures | $ 0.4 | $ 1.7

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