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Acquisitions and Divestitures (Details) - USD ($) $ in Thousands |  |  | 9 Months Ended
--- | --- | --- | ---
Dec. 31, 2016 | Jan. 29, 2016 | Sep. 30, 2017
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Goodwill | $ 290,699 |  | $ 290,657
Increase in goodwill |  |  | $ 2,000
Small Office Furniture Company |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Annual sales |  | $ 30,000 |
Cost of acquisition |  | 34,100 |
Intangible assets |  | 15,000 |
Goodwill |  | $ 14,000 |
Small Office Furniture Company | Minimum |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible asset other than goodwill, useful life |  |  | 3 years
Small Office Furniture Company | Maximum |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible asset other than goodwill, useful life |  |  | 10 years
Disposal Group, Disposed of by Sale, Not Discontinued Operations |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Pre-tax non-cash charge | 23,000 |  |
Long term note receivable | $ 10,000 |  |
Receivables |  |  | $ 800

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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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