Acquisitions	9 Months Ended
Sep. 30, 2017
Business Combinations [Abstract]
Acquisitions	Acquisitions In April 2017, the Company, through its wholly-owned subsidiary Apollo Aerospace Components, completed the acquisition of Aero-Missile Components Inc. (“AMC”) for $10.5 million in cash. AMC is a supply chain management business providing high-quality specialty fasteners and other components to the defense and aerospace markets. The results of AMC are included in the Supply Technologies segment from the date of acquisition. As of September 30, 2017, the Company recorded goodwill of $2.1 million related to this transaction. In December 2016, the Company acquired all the outstanding capital stock of GH Electrotermia S.A. (“GH”), headquartered in Valencia, Spain, for $23.4 million in cash (net of $6.3 million cash acquired), plus the assumption of $13.9 million in debt. During the third quarter 2017, the Company revised its initial estimated fair values for certain property, plant and equipment, intangibles and other assets and liabilities.The impact of the revisions made in the third quarter 2017 is immaterial to the consolidated balance sheet and results of operations for the three and nine months ended September 30, 2017. The Company expects to finalize its valuation of real property and income taxes in the fourth quarter of 2017. The purchase agreement stipulates potential contingent consideration of up to $2.1 million based on achievement of certain EBITDA targets for 2016 and 2017. The EBITDA target for 2016 was not achieved. The estimated fair value of the contingent consideration, valued using level 3 inputs, was approximately $0.4 million as of September 30, 2017.

Acquisitions

In April 2017, the Company, through its wholly-owned subsidiary Apollo Aerospace Components, completed the acquisition of Aero-Missile Components Inc. (“AMC”) for $10.5 million in cash. AMC is a supply chain management business providing high-quality specialty fasteners and other components to the defense and aerospace markets. The results of AMC are included in the Supply Technologies segment from the date of acquisition. As of September 30, 2017, the Company recorded goodwill of $2.1 million related to this transaction.

In December 2016, the Company acquired all the outstanding capital stock of GH Electrotermia S.A. (“GH”), headquartered in Valencia, Spain, for $23.4 million in cash (net of $6.3 million cash acquired), plus the assumption of $13.9 million in debt. During the third quarter 2017, the Company revised its initial estimated fair values for certain property, plant and equipment, intangibles and other assets and liabilities.The impact of the revisions made in the third quarter 2017 is immaterial to the consolidated balance sheet and results of operations for the three and nine months ended September 30, 2017. The Company expects to finalize its valuation of real property and income taxes in the fourth quarter of 2017. The purchase agreement stipulates potential contingent consideration of up to $2.1 million based on achievement of certain EBITDA targets for 2016 and 2017. The EBITDA target for 2016 was not achieved. The estimated fair value of the contingent consideration, valued using level 3 inputs, was approximately $0.4 million as of September 30, 2017.