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Sale of Beacon Hill (Notes)
12 Months Ended
Dec. 31, 2017
Discontinued Operations and Disposal Groups [Abstract]  
Sale of Beacon Hill
Sale of Beacon Hill
On June 15, 2016, the Company sold the entirety of Beacon Hill's business. The Company received $1.2 million in cash consideration, net of cash disposed, as well as contingent consideration with a fair value of $1.5 million in the form of a promissory note. The Company recorded a gain on sale of approximately $2.7 million during 2016. During 2017, the Company received $1.0 million of proceeds from the scheduled collection of the promissory note. The promissory note is included in accounts receivable on the consolidated balance sheets and the carrying value of the promissory note was $0.5 million and $1.5 million as of December 31, 2017 and 2016, respectively.