Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 85	$ 1,176
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for bad debts	2,044	1,966
Amortization of intangibles	200	168
Depreciation of property and equipment	3,938	3,115
Amortization of debt issue costs	66	36
Stock-based compensation - options	566	393
Stock-based compensation - warrants and restricted stock	173	137
Changes in assets and liabilities, net:
(Increase) decrease in accounts receivable, net of write-offs	12	(3,659)
(Increase) decrease in inventories	(582)	(209)
(Increase) decrease in other current assets	93	(320)
(Increase) decrease in other assets	39	(95)
Increase (decrease) in accounts payable and other liabilities	1,830	24
NET CASH PROVIDED BY OPERATING ACTIVITIES	8,464	2,732
CASH FLOWS FROM INVESTING ACTIVITIES
Acquisition, net of cash acquired	(5,829)
Purchases of property and equipment	(2,719)	(1,486)
NET CASH USED IN INVESTING ACTIVITIES	(8,548)	(1,486)
CASH FLOWS FROM FINANCING ACTIVITIES
Advances (payments) on credit facility, net	(4,282)	(5,722)
Repayment of capital leases and loans	(2,632)	(1,868)
Issuance of common stock for the exercise of stock options and warrants	2,100	393
Issuance of common stock for cash, net of transaction expenses	34,430	9,012
NET CASH PROVIDED BY FINANCING ACTIVITIES	29,616	1,815
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	29,532	3,061
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	4,834	1,868
CASH AND CASH EQUIVALENTS, END OF PERIOD	34,366	4,929
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Interest paid	770	715
Income taxes paid	170	19
NON-CASH INVESTING AND FINANCING ACTIVITIES
Equipment leased under capital leases	$ 4,824	$ 1,816