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Business Combinations - Consideration Transferred (Details) - EFG
$ in Millions
Apr. 21, 2015
USD ($)
shares
Acquisition  
Percentage of assets and liabilities acquired 75.00%
Total consideration transferred $ 13.0
Purchase consideration payable in cash $ 11.1
Shares issuable under purchase consideration | shares 112,761
Common stock issued in a private placement, graded vesting period 3 years
Purchase consideration payable through issuance of shares $ 1.9