BUSINESS COMBINATIONS As set forth below, the Company completed six acquisitions from January 1, 2015 through June 30, 2016 . The Company accounted for each acquisition using the acquisition method of accounting. Accordingly, it recorded the tangible and intangible assets acquired and liabilities assumed at their estimated fair values as of the applicable date of acquisition. For each acquisition, the Company did not incur any material acquisition-related costs. Peak Provider Solutions Acquisition On June 3, 2016, the Company completed its acquisition of Peak Provider Solutions (Peak), which provides remote medical coding and consulting solutions to hospitals and physician medical groups nationwide. The addition of Peak has expanded the Companys workforce solutions and enables the Company to offer services in coding diagnosis and procedure codes, which is critical to clinical quality reporting and the financial health of healthcare organizations. The purchase price of $52,125 included (1) $51,645 cash consideration paid at acquisition, funded through cash-on-hand, net of cash received, and borrowings under the Companys revolving credit facility, and (2) a contingent earn-out payment of up to $3,000 with an estimated fair value of $480 as of the acquisition date. The contingent earn-out payment is based on the operating results of Peak for the year ending December 31, 2016. As the acquisitions operations are not considered material, pro forma information is not provided. The results of Peak have been included in the Companys other workforce solutions segment since the date of acquisition. The preliminary allocation of the $52,125 purchase price consisted of (1) $5,601 of fair value of tangible assets acquired, (2) $9,560 of liabilities assumed, (3) $19,240 of identified intangible assets, and (4) $36,844 of goodwill, none of which is deductible for tax purposes. The fair value of intangible assets primarily includes $7,600 of trademarks and $11,600 of customer relationships with a weighted average useful lif