Subsequent events	12 Months Ended
Dec. 31, 2017
Subsequent Events [Abstract]
Subsequent events	20. Subsequent events January 2018 Registered Direct Offering Pursuant to a definitive securities purchase agreement on January 10, 2018 with certain qualified institutional buyers, the Company issued an aggregate of 2,700,000 shares of common stock in a registered direct offering for gross proceeds of $13,500 (the “January 2018 Registered Direct Offering”), with a purchase price of $5.00 per share, which was received in January 2018. Simultaneously, the Company issued such institutional buyers, for no additional consideration, warrants to purchase an aggregate of 1,350,000 shares of common stock. The warrants have an exercise price of $6.00 per share and are exercisable from the date of issuance, with a two-year exercise period. Spin-off of Red Violet and Business Combination Agreement As a condition to closing of the Business Combination Transaction, BlueFocus and the Company sought regulatory approval by CFIUS. CFIUS has indicated its unwillingness to approve the transaction, therefore, on February 20, 2018, the parties withdrew their application with CFIUS and terminated the Business Combination Agreement in accordance with its terms. On February 12, 2018, the Company’s Board of Directors approved the plan to accelerate the Spin-off of Red Violet. Despite the termination of the Business Combination Agreement, the Company will continue with the accelerated Spin-off of Red Violet, which is now governed by the Spin-off Agreements entered into on February 27, 2018. Upon the Spin-off, Red Violet expects to have approximately $20.0 million in cash and no debt. On March 7, 2018, the Company announced that the Board of Directors established March 19, 2018 as the Record Date and March 26, 2018 as the Distribution Date for the Spin-off. On March 9, 2018, in order to meet NASDAQ initial listing requirement of a minimum $4.00 bid price, the Company adjusted the Spin-off ratio so that on the Distribution Date, stockholders of the Company will receive, by way of a dividend, one share of Red Violet common stock for each 7.5 shares of cogint common stock held as of the Record Date. On March 13, 2018, NASDAQ approved Red Violet’s application to list its common stock on NASDAQ under the symbol “RDVT.”

20. Subsequent events

January 2018 Registered Direct Offering

Pursuant to a definitive securities purchase agreement on January 10, 2018 with certain qualified institutional buyers, the Company issued an aggregate of 2,700,000 shares of common stock in a registered direct offering for gross proceeds of $13,500 (the “January 2018 Registered Direct Offering”), with a purchase price of $5.00 per share, which was received in January 2018. Simultaneously, the Company issued such institutional buyers, for no additional consideration, warrants to purchase an aggregate of 1,350,000 shares of common stock. The warrants have an exercise price of $6.00 per share and are exercisable from the date of issuance, with a two-year exercise period.

Spin-off of Red Violet and Business Combination Agreement

As a condition to closing of the Business Combination Transaction, BlueFocus and the Company sought regulatory approval by CFIUS. CFIUS has indicated its unwillingness to approve the transaction, therefore, on February 20, 2018, the parties withdrew their application with CFIUS and terminated the Business Combination Agreement in accordance with its terms.

On February 12, 2018, the Company’s Board of Directors approved the plan to accelerate the Spin-off of Red Violet. Despite the termination of the Business Combination Agreement, the Company will continue with the accelerated Spin-off of Red Violet, which is now governed by the Spin-off Agreements entered into on February 27, 2018. Upon the Spin-off, Red Violet expects to have approximately $20.0 million in cash and no debt.

On March 7, 2018, the Company announced that the Board of Directors established March 19, 2018 as the Record Date and March 26, 2018 as the Distribution Date for the Spin-off. On March 9, 2018, in order to meet NASDAQ initial listing requirement of a minimum $4.00 bid price, the Company adjusted the Spin-off ratio so that on the Distribution Date, stockholders of the Company will receive, by way of a dividend, one share of Red Violet common stock for each 7.5 shares of cogint common stock held as of the Record Date. On March 13, 2018, NASDAQ approved Red Violet’s application to list its common stock on NASDAQ under the symbol “RDVT.”