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Description of business and summary of significant accounting policies - Additional Information (Details) (USD $)
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3 Months Ended | |||||||
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Mar. 31, 2014
segment
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Mar. 31, 2013
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Dec. 31, 2013
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Jan. 09, 2013
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Mar. 31, 2014
Ilios
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Dec. 31, 2013
Ilios
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Dec. 31, 2010
Ilios
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Mar. 31, 2014
Restricted stock
Ilios
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| Debt Instrument [Line Items] | ||||||||
| Goodwill | $ 40,870 | $ 40,870 | $ 40,870 | |||||
| Research And Development Arrangements With Government Agencies, Customer Funding To Offset Costs Incurred | 67,000 | |||||||
| Allowance for Doubtful Accounts Receivable, Current | 103,800 | 154,400 | ||||||
| Loss on Contracts | 217,000 | 300,000 | ||||||
| Advertising Expense | 48,439 | 29,000 | ||||||
| Noncontrolling Interest, Ownership Percentage by Parent | 65.00% | 67.40% | 63.00% | 63.70% | ||||
| Number of Operating Segments | 1 | |||||||
| Research and Development Expense | $ 203,000 | $ 161,000 | ||||||
| X | ||||||||||
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- Definition
Research And Development Arrangements With Government Agencies, Customer Funding To Offset Costs Incurred No definition available.
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- Definition
Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Losses recognized in the current period on contracts which are expected to generate losses, which are probable and can be reasonably estimated, in a future period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The parent entity's interest in net assets of the subsidiary, expressed as a percentage. No definition available.
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| X | ||||||||||
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- Definition
Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. No definition available.
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| X | ||||||||||
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- Definition
The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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