Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

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Income Taxes (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Jan. 31, 2013
AIA Purchase Agreement
Oct. 18, 2013
IFES Acquisition Corp Limited
Jun. 30, 2014
Federal
Dec. 31, 2013
Federal
Jun. 30, 2014
State and Local
Dec. 31, 2013
State and Local
Jun. 30, 2014
Domestic Deferred Tax Assets
Dec. 31, 2013
Domestic Deferred Tax Assets
Jun. 30, 2014
Foreign Deferred Tax Assets
Dec. 31, 2013
Foreign Deferred Tax Assets
Valuation Allowance [Line Items]                              
Income tax provision (benefit) $ 843,000 $ 559,000 $ 2,098,000 $ 593,000                      
Valuation allowance 53,900,000   53,900,000   50,800,000             51,200,000 48,900,000 2,700,000 1,900,000
Business combination, deferred tax liabilities, net           22,200,000 6,200,000                
Operating loss carryforwards               111,200,000 102,200,000 68,700,000 58,900,000        
Business acquisition, uncertain tax positions         3,200,000                    
Tax Adjustments, Settlements, and Unusual Provisions     1,800,000                        
Liability for uncertain tax positions 3,700,000   3,700,000                        
Liability for uncertain tax positions, interest and penalties accrued $ 700,000   $ 700,000