| Component: (Network and Table) | |
|---|---|
| Network | 2408402 - Disclosure - Fixed Assets - Summary by Major Classifications (Detail) (http://www.cancergenetics.com/role/FixedAssetsSummaryByMajorClassificationsDetail) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001349929 (http://www.sec.gov/CIK) |
| Property, Plant and Equipment [Abstract] | Period [Axis] | |
|---|---|---|
2016-12-31 | 2015-12-31 | |
Property, Plant and Equipment [Abstract] | ||
Equipment | ||
Furniture and fixtures | ||
Leasehold improvements | ||
Gross | ||
Less accumulated depreciation | ( | ( |
Net fixed assets | 4,738,000 | 6,069,000 |