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Acquisitions (Details) $ in Thousands |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Jul. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jan. 28, 2015 USD ($) Business | May 31, 2016 USD ($) | Sep. 30, 2015 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Goodwill |  | $ 198,545 |  |  |  | $ 198,622 | $ 198,545 | $ 92,052
Earn-out obligation payments |  |  |  |  |  | $ 18,515 | 11,713 | $ 1,972
Ultra Seating |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Initial purchase consideration paid |  | 3,600 |  |  |  |  |  |
Cash consideration |  | 3,800 |  |  |  |  |  |
Goodwill |  | 2,000 |  |  |  |  | 2,000 |
Ultra Seating | Customer Relationships |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Acquired intangible assets |  | $ 1,500 |  |  |  |  | 1,500 |
Aviation |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Initial purchase consideration paid |  |  | $ 189,000 |  |  |  |  |
Cash consideration |  |  |  |  | $ 2,400 |  |  |
Number of businesses acquired | Business |  |  | 4 |  |  |  |  |
Estimated net working capital adjustment |  |  | $ 5,000 |  |  |  |  |
Additional potential consideration payment - two year earn-out |  |  | $ 40,000 |  |  |  |  |
Additional potential consideration payment - one year earn-out |  |  |  |  | $ 5,000 |  |  |
Payments of contingent liabilities |  |  |  | $ 8,000 |  |  |  |
Earn-out obligation payments | $ 10,500 |  |  |  |  |  |  |
Acquisition-related expenses |  |  |  |  |  |  | $ 528 |

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- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477 + Details
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