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Fair Value Measurements - Additional Information (Detail) |  | 12 Months Ended
--- | --- | ---
Feb. 01, 2017 USD ($) yr | Jan. 31, 2018 USD ($)
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Additional income generated from reduction in contingent consideration |  | $ 1,438,000
TrojanLabel ApS [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Additional income generated from reduction in contingent consideration |  | 1,400,000
Contingent Earn Out Liability [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Estimated earnout targets | $ 500,000 |
Estimated earnout targets | 1,400,000 |
Additional income generated from reduction in contingent consideration |  | $ 1,438,000
Contingent Earn Out Liability [Member] | TrojanLabel ApS [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Estimated earnout targets | 407,000 |
Estimated earnout targets | $ 1,280,000 |
Contingent Earn Out Liability [Member] | Minimum [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Probability of success | 0.00% |
Contingent Earn Out Liability [Member] | Minimum [Member] | TrojanLabel ApS [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Fair value assumptions | 0.0177 |
Probability of success | 1.60% |
Contingent Earn Out Liability [Member] | Maximum [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Probability of success | 0.90% |
Contingent Earn Out Liability [Member] | Maximum [Member] | TrojanLabel ApS [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Fair value assumptions | 0.0335 |
Probability of success | 87.20% |
Contingent Earn Out Liability [Member] | Measurement Input, Discount Rate [Member] | Minimum [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Fair value assumptions | 0.0268 |
Contingent Earn Out Liability [Member] | Measurement Input, Discount Rate [Member] | Maximum [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Fair value assumptions | 0.049 |
Contingent Earn Out Liability [Member] | Measurement Input, Expected Term [Member] |  |
Fair Value Inputs Assets Liabilities Quantitative Information [Line Items] |  |
Fair value assumptions | yr | 7 |

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- Definition Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479 + Details
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