CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Cash flows from operating activities:
Net income (loss)	$ (299,707)	$ (147,468)	$ (69,654)
Less: Income from discontinued operations, net of income taxes	3,721	2,452	1,987
Loss from continuing operations, net of income taxes	(303,428)	(149,920)	(71,641)
Adjustments to reconcile net loss from continuing operations to net cash (used in) operating activities:
Depreciation and amortization	22,743	22,943	20,226
Impairment of goodwill	251,850	0	0
Amortization of deferred financing costs and debt discount	3,440	4,153	2,259
Change in fair value of contingent consideration	(30)	(7,364)	(5,786)
Change in deferred income tax	(20,089)	9,359	4,801
Compensation under stock-based compensation plans	4,513	8,570	9,450
Loss on extinguishment of debt	0	2,373	15,898
Equity in earnings of unconsolidated affiliate	0	0	675
Changes in assets and liabilities, net of acquired businesses:
Receivables, net of bad debt expense	16,455	27,695	(40,002)
Inventory	(5,769)	(2,952)	4,939
Prepaid expenses and other assets	170	5,474	(584)
Accounts payable	(24,129)	27,093	22,726
Claims payable	0	0	0
Amounts due to plan sponsors	(1,377)	562	(13,094)
Accrued interest	44	4,681	(3,627)
Accrued expenses and other liabilities	(6,682)	7,310	(3,294)
Net cash provided by (used in) operating activities from continuing operations	(62,289)	(40,023)	(57,054)
Net cash provided by (used in) operating activities from discontinued operations	(2,453)	8,607	2,474
Net cash provided by (used in) operating activities	(64,742)	(31,416)	(54,580)
Cash flows from investing activities:
Purchases of property and equipment, net	(11,544)	(13,829)	(25,599)
Cash consideration paid for acquisitions, net of cash acquired	0	(454)	(282,998)
Net cash proceeds from sale of unconsolidated affiliate	0	852	8,617
Cash advances to unconsolidated affiliate	0	0	(2,363)
Net cash (used in) investing activities from continuing operations	(11,544)	(13,431)	(302,343)
Net cash provided by investing activities from discontinued operations	24,565	57,688	0
Net cash provided by (used in) investing activities	13,021	44,257	(302,343)
Cash flows from financing activities:
Proceeds from public stock offering	0	0	118,382
Proceeds from issuance of convertible preferred stock and warrants, net of issuance costs	59,691	0	0
Proceeds from senior notes due 2021, net of discount, lenders' fees and other expenses	0	194,539	0
Proceeds from senior credit facilities, net of fees paid to issuers	0	0	378,091
Repayment of 10 1/4% senior unsecured notes	0	0	(237,397)
Deferred and other financing costs	(2,630)	(1,135)	0
Borrowings on revolving credit facility	203,663	244,700	449,559
Repayments on revolving credit facility	(193,663)	(279,703)	(409,559)
Principal payments of long-term debt	0	(172,243)	(5,000)
Repayments of capital leases	(395)	(360)	(802)
Net proceeds from exercise of employee stock compensation plans	(50)	1,468	2,549
Surrender of stock to satisfy minimum tax withholding	(58)	(368)	0
Net cash provided by (used in) financing activities	66,558	(13,102)	295,823
Net change in cash and cash equivalents	14,837	(261)	(61,100)
Cash and cash equivalents - beginning of period	740	1,001	62,101
Cash and cash equivalents - end of period	15,577	740	1,001
DISCLOSURE OF CASH FLOW INFORMATION:
Cash paid during the period for interest	34,302	34,133	25,589
Cash paid during the period for income taxes, net of refunds	$ 114	$ 1,651	$ 3,137