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Commitments and Contingencies - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Oct. 27, 2019 | Oct. 28, 2018 | Oct. 27, 2019 | Oct. 28, 2018 | Jan. 27, 2019
Commitments and Contingencies [Line Items] |  |  |  |  |
Restructuring expense | $ 0 | $ 0 | $ 2,100 | $ 400 |
Earn-out liability recorded | 2,232 |  | 2,232 |  | $ 6,675
Amount expected to be settled within twelve months | 2,232 |  | 2,232 |  |
Cycleo |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |
Potential payments under earn-out arrangements, high estimate | 11,300 |  | 11,300 |  |
Payments related to earn out | 7,700 |  | 7,700 |  |
Earn-out liability recorded | 2,232 |  | 2,232 |  | 4,514
Amount expected to be settled within twelve months | 2,232 |  | 2,232 |  |
AptoVision |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |
Earn-out liability recorded | 0 |  | 0 |  | 2,161
Amount expected to be settled within twelve months | 0 |  | 0 |  |
Environmental Issue |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |
Loss contingency, estimate of possible loss | 1,600 |  | 1,600 |  |
Payment towards remediation plan | 4,300 |  | 4,300 |  |
Minimum | Environmental Issue |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |
Loss contingency, estimate of possible loss | 5,900 |  | 5,900 |  |
Maximum | AptoVision |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |
Potential payments under earn-out arrangements, high estimate | 35,300 |  | 35,300 |  |
Maximum | Environmental Issue |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |
Loss contingency, estimate of possible loss | 7,500 |  | 7,500 |  |
Other Assets |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |
Cash surrender value of life insurance | $ 22,500 |  | $ 22,500 |  | $ 20,400

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- Definition Commitments and Contingencies [Line Items] + References No definition available. + Details
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- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 4 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=118951113&loc=d3e6812-107765 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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