Acquisitions	3 Months Ended
Mar. 31, 2018
Business Combinations [Abstract]
Acquisitions	Acquisitions Die-Mold On March 31, 2018, the Company entered into a share purchase agreement pursuant to which the Company acquired all of the outstanding shares of Die-Mold Tool Limited (Die-Mold) for approximately $12.5 million in cash, net of working capital adjustments. Die-Mold, based out of Ontario, Canada, is a manufacturer of plastic PEX and other plumbing-related fittings and an integrated designer and manufacturer of plastic injection tooling. The business complements the Company’s existing businesses within the Piping Systems segment. The fair value of the assets acquired totaled $6.0 million, consisting primarily of property, plant, and equipment of $2.1 million, inventories of $2.0 million, and accounts receivable of $1.9 million. The fair value of the liabilities assumed totaled $0.7 million, consisting primarily of accounts payable of $0.6 million and other current liabilities of $0.1 million. Of the remaining purchase price, $7.2 million was allocated to non-deductible goodwill and intangible assets. The purchase price allocation is provisional as of March 31, 2018 and subject to change upon completion of the final valuation of the long-lived assets, working capital, and contingent consideration during the measurement period. Heatlink Group On May 31, 2017, the Company entered into a share purchase agreement pursuant to which the Company acquired all of the outstanding shares of Pexcor Manufacturing Company Inc. and Heatlink Group Inc. (collectively, Heatlink Group) for approximately $16.3 million in cash, net of working capital adjustments. Heatlink Group, based out of Calgary, Alberta, Canada, produces and sells a complete line of products for PEX plumbing and radiant systems. The business complements the Company’s existing businesses within the Piping Systems segment. The fair value of the assets acquired totaled $9.9 million, consisting primarily of inventories of $4.6 million, accounts receivable of $2.8 million, property, plant, and equipment of $2.0 million, and other current assets of $0.5 million. The fair value of the liabilities assumed totaled $4.1 million, consisting primarily of accounts payable of $3.6 million, and other current liabilities of $0.5 million. Of the remaining purchase price, $10.5 million was allocated to non-deductible goodwill and intangible assets. The purchase price allocation is provisional as of March 31, 2018 and subject to change upon completion of the final valuation of the long-lived assets, working capital, and contingent consideration during the measurement period.

Acquisitions

Die-Mold

On March 31, 2018, the Company entered into a share purchase agreement pursuant to which the Company acquired all of the outstanding shares of Die-Mold Tool Limited (Die-Mold) for approximately $12.5 million in cash, net of working capital adjustments. Die-Mold, based out of Ontario, Canada, is a manufacturer of plastic PEX and other plumbing-related fittings and an integrated designer and manufacturer of plastic injection tooling. The business complements the Company’s existing businesses within the Piping Systems segment.

The fair value of the assets acquired totaled $6.0 million, consisting primarily of property, plant, and equipment of $2.1 million, inventories of $2.0 million, and accounts receivable of $1.9 million. The fair value of the liabilities assumed totaled $0.7 million, consisting primarily of accounts payable of $0.6 million and other current liabilities of $0.1 million. Of the remaining purchase price, $7.2 million was allocated to non-deductible goodwill and intangible assets. The purchase price allocation is provisional as of March 31, 2018 and subject to change upon completion of the final valuation of the long-lived assets, working capital, and contingent consideration during the measurement period.

Heatlink Group

On May 31, 2017, the Company entered into a share purchase agreement pursuant to which the Company acquired all of the outstanding shares of Pexcor Manufacturing Company Inc. and Heatlink Group Inc. (collectively, Heatlink Group) for approximately $16.3 million in cash, net of working capital adjustments. Heatlink Group, based out of Calgary, Alberta, Canada, produces and sells a complete line of products for PEX plumbing and radiant systems. The business complements the Company’s existing businesses within the Piping Systems segment.

The fair value of the assets acquired totaled $9.9 million, consisting primarily of inventories of $4.6 million, accounts receivable of $2.8 million, property, plant, and equipment of $2.0 million, and other current assets of $0.5 million. The fair value of the liabilities assumed totaled $4.1 million, consisting primarily of accounts payable of $3.6 million, and other current liabilities of $0.5 million. Of the remaining purchase price, $10.5 million was allocated to non-deductible goodwill and intangible assets. The purchase price allocation is provisional as of March 31, 2018 and subject to change upon completion of the final valuation of the long-lived assets, working capital, and contingent consideration during the measurement period.