Acquisitions	12 Months Ended
Dec. 29, 2019
Business Combinations [Abstract]
Acquisitions	Acquisitions 2019 Acquisitions On July 31, 2019, the Company acquired Decision Dynamics, Inc. ("DDI"), a leading electronic lien and title technology firm located in Lexington, South Carolina. The Company acquired all of the outstanding equity of DDI pursuant to a stock purchase agreement, which contains customary representations, warranties, covenants and indemnities by the sellers and the Company. The acquisition date fair value of the total consideration transferred was $19.2 million, which consists of an initial cash price of $16.7 million, net of cash acquired of $0.3 million, and the fair value of contingent consideration of $2.5 million which is payable upon achievement of certain performance targets over three years. The purchase price for this acquisition was provisionally allocated to the acquired intangibles assets and other net liabilities based on their estimated fair values of $10.3 million and $0.6 million, respectively. The excess of the purchase price consideration over the estimated fair value of the acquired net assets of $9.5 million was allocated to goodwill. The intangible assets acquired primarily related to customer relationships, developed technology and tradename, which will be amortized over a weighted average-useful life of approximately 12 years. The goodwill recognized from this acquisition reflects expected synergies resulting from adding DDI products and processes to the Company's products and processes. The acquired goodwill is allocated to the United States segment and is deductible for tax purpose. The fair value estimate of assets acquired and liabilities assumed are pending completion of the finalization of valuations and final review by the Company's management. These estimates and assumptions are subject to change within the measurement period not to exceed one year, if additional information, which existed as of the acquisition date, becomes known to the Company before the fair values are finalized. Accordingly, there could be material adjustments to the consolidated financial statements. Annual revenue for DDI was approximately $8.3 million in the twelve months prior to acquisition. The results of DDI are included in the Company's financial statements from the date of acquisition. The pro forma effects of this acquisition are not significant to the Company's reported results for any periods presented. Accordingly, no pro forma financial statements have been presented herein. For fiscal 2019, the Company incurred costs of $0.2 million in connection with the DDI acquisition which is included in the Consolidated Statements of Income within "Selling, general and administrative" line. 2017 Acquisitions In December 2017, IAA acquired the assets of POIS, Inc. for approximately $0.9 million. POIS provides loan payoff and lien release technology with a focus on helping insurance companies settle liens faster to improve cycle time/inventory turns. The purchased assets included software, which is being amortized over its expected useful life. Financial results for the acquisition have been included in the Company's consolidated financial statements from the date of acquisition. The financial impact of this acquisition, including pro forma financial results, was not significant to IAA’s consolidated results for any periods presented.

Acquisitions

2019 Acquisitions

On July 31, 2019, the Company acquired Decision Dynamics, Inc. ("DDI"), a leading electronic lien and title technology firm located in Lexington, South Carolina. The Company acquired all of the outstanding equity of DDI pursuant to a stock purchase agreement, which contains customary representations, warranties, covenants and indemnities by the sellers and the Company. The acquisition date fair value of the total consideration transferred was $19.2 million, which consists of an initial cash price of $16.7 million, net of cash acquired of $0.3 million, and the fair value of contingent consideration of $2.5 million which is payable upon achievement of certain performance targets over three years.

The purchase price for this acquisition was provisionally allocated to the acquired intangibles assets and other net liabilities based on their estimated fair values of $10.3 million and $0.6 million, respectively. The excess of the purchase price consideration over the estimated fair value of the acquired net assets of $9.5 million was allocated to goodwill.

The intangible assets acquired primarily related to customer relationships, developed technology and tradename, which will be amortized over a weighted average-useful life of approximately 12 years. The goodwill recognized from this acquisition reflects expected synergies resulting from adding DDI products and processes to the Company's products and processes. The acquired goodwill is allocated to the United States segment and is deductible for tax purpose.

The fair value estimate of assets acquired and liabilities assumed are pending completion of the finalization of valuations and final review by the Company's management. These estimates and assumptions are subject to change within the measurement period not to exceed one year, if additional information, which existed as of the acquisition date, becomes known to the Company before the fair values are finalized. Accordingly, there could be material adjustments to the consolidated financial statements.

Annual revenue for DDI was approximately $8.3 million in the twelve months prior to acquisition. The results of DDI are included in the Company's financial statements from the date of acquisition. The pro forma effects of this acquisition are not significant to the Company's reported results for any periods presented. Accordingly, no pro forma financial statements have been presented herein.

For fiscal 2019, the Company incurred costs of $0.2 million in connection with the DDI acquisition which is included in the Consolidated Statements of Income within "Selling, general and administrative" line.

2017 Acquisitions

In December 2017, IAA acquired the assets of POIS, Inc. for approximately $0.9 million. POIS provides loan payoff and lien release technology with a focus on helping insurance companies settle liens faster to improve cycle time/inventory turns. The purchased assets included software, which is being amortized over its expected useful life. Financial results for the acquisition have been included in the Company's consolidated financial statements from the date of acquisition. The financial impact of this acquisition, including pro forma financial results, was not significant to IAA’s consolidated results for any periods presented.