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v3.20.1

Segment Information - Summary of Segment Information (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 28, 2020 | Mar. 30, 2019
Summary of segment information [Abstract] |  |
Net sales | $ 602,919 | $ 611,781
Cost of goods sold | 508,715 | 511,393
Depreciation and amortization | 11,039 | 10,555
Selling, general, and administrative expense | 42,752 | 40,653
Asset impairments | 3,035 | 0
Litigation settlement, net | (21,933) | 0
Operating income | 59,311 | 49,180
Interest expense | (5,379) | (6,954)
Other income (expense), net | 278 | (172)
Income before income taxes | 54,210 | 42,054
Operating Segments [Member] |  |
Summary of segment information [Abstract] |  |
Net sales | 609,487 | 617,201
Operating Segments [Member] | Piping Systems [Member] |  |
Summary of segment information [Abstract] |  |
Net sales | 385,013 | 376,492
Cost of goods sold | 319,164 | 324,796
Depreciation and amortization | 5,699 | 5,550
Selling, general, and administrative expense | 20,439 | 17,897
Asset impairments | 3,035 |
Litigation settlement, net | 0 |
Operating income | 36,676 | 28,249
Operating Segments [Member] | Industrial Metals [Member] |  |
Summary of segment information [Abstract] |  |
Net sales | 131,202 | 150,875
Cost of goods sold | 114,797 | 126,699
Depreciation and amortization | 2,002 | 1,844
Selling, general, and administrative expense | 3,221 | 3,145
Asset impairments | 0 |
Litigation settlement, net | 0 |
Operating income | 11,182 | 19,187
Operating Segments [Member] | Climate [Member] |  |
Summary of segment information [Abstract] |  |
Net sales | 93,272 | 89,834
Cost of goods sold | 71,093 | 66,829
Depreciation and amortization | 2,466 | 2,313
Selling, general, and administrative expense | 6,699 | 8,306
Asset impairments | 0 |
Litigation settlement, net | 0 |
Operating income | 13,014 | 12,386
Corporate and Eliminations [Member] |  |
Summary of segment information [Abstract] |  |
Net sales | (6,568) | (5,420)
Cost of goods sold | 3,661 | (6,931)
Depreciation and amortization | 872 | 848
Selling, general, and administrative expense | 12,393 | 11,305
Asset impairments | 0 |
Litigation settlement, net | (21,933) |
Operating income | $ (1,561) | $ (10,642)

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