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Defined Contribution Plan (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Retirement Benefits [Abstract] |  |  |
Matching percentage of company of every dollar contributed (as a percent) | 100.00% |  |
Maximum annual contribution (as a percent) | 3.00% |  |
Additional matching contribution (as a percent) | 50.00% |  |
Additional percentage of compensation subject to matching contribution (as a percent) | 2.00% |  |
Maximum company match (as a percent) | 4.00% |  |
Company contributions | $ 6.1 | $ 4.9 | $ 4.4

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- Definition Defined contribution plan additional maximum annual contributions per employee percent. + References No definition available. + Details
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- Definition Defined contribution plan employer matching additional contribution upon employee percent. + References No definition available. + Details
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Namespace Prefix: | neo_
Data Type: | dtr-types:percentItemType
Balance Type: | na
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- References No definition available. + Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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