Business and Basis of Presentation	6 Months Ended
Jun. 30, 2011
Business and Basis of Presentation [Abstract]
Business and Basis of Presentation	NOTE 1: Business and Basis of Presentation CTI Group (Holdings) Inc. and subsidiaries (the “Company” or “CTI”) design, develop, market and support billing and data management software and services. The Company operates in four business segments: Electronic Invoice Management, Telemanagement, Voice Over Internet Protocol and Patent Enforcement Activities. The majority of the Company’s business is in Europe and North America. The Company was originally incorporated in Pennsylvania in 1968 and reincorporated in the State of Delaware in 1988, pursuant to a merger of CTI into a wholly owned subsidiary formed as a Delaware corporation. In November 1995, the Company changed its name to CTI Group (Holdings) Inc. The Company is comprised of the following business segments: Electronic Invoice Management (“EIM”), Telemanagement (“Telemanagement”), Voice over Internet Protocol (“VoIP”) and Patent Enforcement Activities (“Patent Enforcement”). EIM designs, develops and provides services and software tools that enable telecommunication service providers to better meet the needs of their enterprise customers. EIM software and services are provided and sold directly to telecommunication service providers who then market and distribute such software to their enterprise customers. Using the Company’s software and services, telecommunication service providers are able to electronically invoice their enterprise customers in a form and format that enables the enterprise customers to improve their ability to analyze, allocate and manage their telecommunications expenses while driving internal efficiencies into their invoice receipt, validation, approval and payment workflow processes. Telemanagement designs, develops and provides software and services used by enterprise, governmental and institutional end users to manage their telecommunications service and equipment usage. VoIP designs, develops and provides software and services that enable managed and hosted customers of service providers to analyze voice, video, and data usage, record and monitor communications, and perform administration and back office functions such as cost allocation or client bill back. These applications are commonly available in the market as enterprise-grade products. Customers typically purchase the VoIP products when upgrading or acquiring a new enterprise communications platform. Patent Enforcement involves the licensing, protection, enforcement and defense of the Company’s intellectual property and rights. The accompanying consolidated financial statements have been prepared by the Company without audit, pursuant to the rules and regulations of the Securities and Exchange Commission (“SEC”), and reflect all adjustments which, in the opinion of management, are necessary for a fair statement of the results for the interim periods presented. All such adjustments are of a normal recurring nature. Certain information in footnote disclosures, normally included in financial statements prepared in accordance with generally accepted accounting principles in the United States of America, has been condensed or omitted pursuant to the rules and regulations of the SEC, although the Company believes the disclosures are adequate to make the information presented not misleading. These financial statements should be read in conjunction with the consolidated financial statements for the year ended December 31, 2010 and the notes thereto included in the Company’s Form 10-K filed with the SEC. The Company follows accounting standards set by the Financial Accounting Standards Board (“FASB”). The FASB establishes accounting principles generally accepted in the United States (“GAAP”). Rules and interpretive releases of the SEC under authority of federal securities laws are also sources of authoritative GAAP for SEC registrants, which the Company is required to follow. Amortization expense of developed software amounted to $415,922 and $307,573 for the six months ended June 30, 2011 and 2010, respectively. Amortization expense of developed software amounted to $214,502 and $144,014 for the three months ended June 30, 2011 and 2010, respectively. Amortization expense of developed software, which relates to cost of sales, was presented as depreciation and amortization expense.

NOTE 1: Business and Basis of Presentation

CTI Group (Holdings) Inc. and subsidiaries (the “Company” or “CTI”) design, develop, market and support billing and data management software and services. The Company operates in four business segments: Electronic Invoice Management, Telemanagement, Voice Over Internet Protocol and Patent Enforcement Activities. The majority of the Company’s business is in Europe and North America.

The Company was originally incorporated in Pennsylvania in 1968 and reincorporated in the State of Delaware in 1988, pursuant to a merger of CTI into a wholly owned subsidiary formed as a Delaware corporation. In November 1995, the Company changed its name to CTI Group (Holdings) Inc.

The Company is comprised of the following business segments: Electronic Invoice Management (“EIM”), Telemanagement (“Telemanagement”), Voice over Internet Protocol (“VoIP”) and Patent Enforcement Activities (“Patent Enforcement”). EIM designs, develops and provides services and software tools that enable telecommunication service providers to better meet the needs of their enterprise customers. EIM software and services are provided and sold directly to telecommunication service providers who then market and distribute such software to their enterprise customers. Using the Company’s software and services, telecommunication service providers are able to electronically invoice their enterprise customers in a form and format that enables the enterprise customers to improve their ability to analyze, allocate and manage their telecommunications expenses while driving internal efficiencies into their invoice receipt, validation, approval and payment workflow processes. Telemanagement designs, develops and provides software and services used by enterprise, governmental and institutional end users to manage their telecommunications service and equipment usage. VoIP designs, develops and provides software and services that enable managed and hosted customers of service providers to analyze voice, video, and data usage, record and monitor communications, and perform administration and back office functions such as cost allocation or client bill back. These applications are commonly available in the market as enterprise-grade products. Customers typically purchase the VoIP products when upgrading or acquiring a new enterprise communications platform. Patent Enforcement involves the licensing, protection, enforcement and defense of the Company’s intellectual property and rights.

The accompanying consolidated financial statements have been prepared by the Company without audit, pursuant to the rules and regulations of the Securities and Exchange Commission (“SEC”), and reflect all adjustments which, in the opinion of management, are necessary for a fair statement of the results for the interim periods presented. All such adjustments are of a normal recurring nature.

Certain information in footnote disclosures, normally included in financial statements prepared in accordance with generally accepted accounting principles in the United States of America, has been condensed or omitted pursuant to the rules and regulations of the SEC, although the Company believes the disclosures are adequate to make the information presented not misleading. These financial statements should be read in conjunction with the consolidated financial statements for the year ended December 31, 2010 and the notes thereto included in the Company’s Form 10-K filed with the SEC.

The Company follows accounting standards set by the Financial Accounting Standards Board (“FASB”). The FASB establishes accounting principles generally accepted in the United States (“GAAP”). Rules and interpretive releases of the SEC under authority of federal securities laws are also sources of authoritative GAAP for SEC registrants, which the Company is required to follow.

Amortization expense of developed software amounted to $415,922 and $307,573 for the six months ended June 30, 2011 and 2010, respectively. Amortization expense of developed software amounted to $214,502 and $144,014 for the three months ended June 30, 2011 and 2010, respectively. Amortization expense of developed software, which relates to cost of sales, was presented as depreciation and amortization expense.