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General (Details 13) (USD $)
6 Months Ended 12 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Redeemable Non-Controlling Interest    
Redeemable non-controlling interest $ 8,555,000 $ 10,554,000
AlphaCare Holdings
   
Redeemable Non-Controlling Interest    
Percentage of equity interest acquired   65.00%
Percentage of remaining shares which the entity may be required to purchase in the event of exercise of put options by other shareholders   50.00%
Redeemable non-controlling interest 8,600,000 10,600,000
Increase (Reduction) in carrying value as a result of operating income (losses) $ (2,000,000)