Accrued Expenses (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Notes to Financial Statements
Accrued compensation	$ 2,320,238	$ 2,476,854
Accrued consulting and professional fees	594,580	1,138,165
Accrued marketing and promotion	27,390us-gaap_AccruedMarketingCostsCurrent	91,045us-gaap_AccruedMarketingCostsCurrent
Other accrued expenses	1,008,760	705,083
Accrued income taxes	137,191us-gaap_AccruedIncomeTaxesCurrent	300,627us-gaap_AccruedIncomeTaxesCurrent
Accrued other taxes	1,117,053falc_AccruedOtherTaxes	993,096falc_AccruedOtherTaxes
Accrued hardware purchases	580,932falc_AccruedHardwarePurchases	1,100,051falc_AccruedHardwarePurchases
Accrued restructuring costs	959,270us-gaap_RestructuringReserveCurrent	1,280,628us-gaap_RestructuringReserveCurrent
Accrued investigation, litigation, and settlement costs	6,880	356,935
Accrued preferred stock dividends	186,904us-gaap_DividendsPayableCurrent	216,379us-gaap_DividendsPayableCurrent
Total accrued expenses	$ 6,939,198us-gaap_AccruedLiabilitiesCurrent	$ 8,658,863us-gaap_AccruedLiabilitiesCurrent

-- None. No documentation exists for this element. --

No definition available.

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- Definition

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for the marketing, trade and selling of the entity's goods and services. Marketing costs would include expenditures for planning and executing the conception, pricing, promotion, and distribution of ideas, goods, and services; costs of public relations and corporate promotions; and obligations incurred and payable for sales discounts, rebates, price protection programs, etc. offered to customers and under government programs. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received.

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Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided.

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy.

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Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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