Quarterly report pursuant to Section 13 or 15(d)

Revenue and Accounts Receivable - Schedule of Clinical Services Revenue (Details)

v3.5.0.2
Revenue and Accounts Receivable - Schedule of Clinical Services Revenue (Details) - Payor - Revenue
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Product Information [Line Items]        
Percentage of revenue 36.00% 22.00% 38.00% 21.00%
Medicare        
Product Information [Line Items]        
Percentage of revenue 12.00% 7.00% 13.00% 7.00%
Other insurers        
Product Information [Line Items]        
Percentage of revenue 17.00% 6.00% 19.00% 6.00%
Other healthcare facilities        
Product Information [Line Items]        
Percentage of revenue 7.00% 9.00% 6.00% 8.00%