CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 2,835	$ 15,577
Receivables, less allowance for doubtful accounts of $51,072 and $59,689 as of September 30, 2016 and December 31, 2015, respectively	103,688	97,353
Inventory	33,380	42,983
Prepaid expenses and other current assets	19,462	27,772
Total current assets	159,365	183,685
Property and equipment, net	33,710	31,939
Goodwill	373,070	308,729
Intangible assets, net	27,201	5,128
Other non-current assets	2,055	1,161
Total assets	595,401	530,642
Current liabilities
Current portion of long-term debt	48,189	24,380
Accounts payable	45,700	65,077
Amounts due to plan sponsors	3,953	3,491
Accrued interest	2,268	6,898
Accrued expenses and other current liabilities	40,804	52,918
Total current liabilities	140,914	152,764
Long-term debt, net of current portion	388,052	393,741
Deferred taxes	773	236
Contingent consideration liability	15,812	0
Other non-current liabilities	4,502	1,861
Total liabilities	550,053	548,602
Stockholders’ deficit
Preferred stock, $.0001 par value; 4,175,000 shares authorized; no shares issued and outstanding as of September 30, 2016 and December 31, 2015, respectively	0	0
Common stock, $.0001 par value; 125,000,000 shares authorized; 117,682,543 and 71,421,664 shares issued and 117,682,543 and 68,767,613 shares outstanding as of September 30, 2016 and December 31, 2015, respectively	12	8
Treasury stock, no shares outstanding as of September 30, 2016 and 2,654,051 shares outstanding, at cost, as of December 31, 2015	0	(10,737)
Additional paid-in capital	606,656	531,764
Accumulated deficit	(630,948)	(601,913)
Total stockholders’ deficit	(24,280)	(80,878)
Total liabilities and stockholders’ deficit	595,401	530,642
Series A convertible preferred stock, $.0001 par value; 825,000 shares authorized; 21,645 and 635,822 shares outstanding as of September 30, 2016 and December 31, 2015, respectively; and, $2,530 and $69,702 liquidation preference as of September 30, 2016 and December 31, 2015, respectively
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Convertible preferred stock	2,386	62,918
Series C convertible preferred stock, $.0001 par value; 625,000 shares authorized; 614,177 shares issued and outstanding as of September 30, 2016; and $73,365 liquidation preference as of September 30, 2016
LIABILITIES AND STOCKHOLDERS’ DEFICIT
Convertible preferred stock	$ 67,242	$ 0