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Acquisitions - Triune Purchase Price Allocation (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Mar. 04, 2015 | Jan. 28, 2018
Business Acquisition [Line Items] |  |
Goodwill |  | $ 12,194
Triune Systems |  |
Business Acquisition [Line Items] |  |
Current assets | $ 877 |
Property, plant and equipment, net | 226 |
Amortizable intangible assets | 12,000 |
Goodwill | 49,384 |
Current liabilities | (1,287) |
Earn-out liability | (16,200) |
Total acquisition consideration | $ 45,000 |

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- Definition The amount of liability arising from an inherited contingency (as defined) which has been recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=84160947&loc=d3e2207-128464 + Details
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