Condensed Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities
Consolidated net income	$ 10,546,000	$ 16,380,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	7,325,000	6,969,000
Provision for allowances	3,071,000	3,270,000
Deferred income tax expense (benefit)	1,609,000	(5,889,000)
Gain on derivative liability	(1,581,000)	(19,970,000)
Impairment charges	0	24,311,000
Loss on early extinguishment of debt	4,969,000	1,568,000
Equity compensation	3,083,000	2,614,000
Other non-cash costs	508,000	1,983,000
Changes in operating assets and liabilities:
Accounts receivable	3,337,000	(3,571,000)
Prepaid expenses and other assets	1,111,000	(1,036,000)
Accounts payable and accrued expenses	(5,255,000)	5,634,000
Other liabilities	(18,000)	6,000
Net cash provided by operating activities	28,705,000	32,269,000
Cash flows from investing activities
Acquisitions, net of cash acquired	(85,977,000)	0
Acquisition-related settlements	(239,000)	(1,858,000)
Purchases of property and equipment	(4,043,000)	(5,024,000)
Proceeds from sale of business	0	500,000
Net cash used in investing activities	(90,259,000)	(6,382,000)
Cash flows from financing activities
Proceeds from Term Loans	62,000,000	40,000,000
Principal payments on Term Loans	(1,500,000)	(30,500,000)
Convertible Note cash payment	(5,000,000)	0
Borrowings on revolving credit facility	39,000,000	57,200,000
Repayments on revolving credit facility	(39,000,000)	(65,200,000)
Debt issuance costs	(901,000)	(1,182,000)
Extinguishment fees	(578,000)	(641,000)
Other	(2,350,000)	(1,293,000)
Net cash provided by (used in) financing activities	51,671,000	(1,616,000)
Effect of exchange rate changes on cash	18,000	(17,000)
Change in cash and cash equivalents	(9,865,000)	24,254,000
Cash and cash equivalents at beginning of period	20,630,000	2,453,000
Cash and cash equivalents at end of period	$ 10,765,000	$ 26,707,000