CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Cash flows from operating activities:    
Net Loss $ (7,540) $ (7,552)
Loss (Income) from discontinued operations (7,197) 1,158
Loss from Continuing Operations (14,737) (6,394)
Adjustments to reconcile net loss from continuing operations to net cash provided by operating activities:    
Depreciation and amortization 6,805 3,359
Warrants issued for services 107 212
Stock-based compensation expense 891 806
Lease expense in excess of cash 430 700
Amortization of deferred financing costs 1,959 919
Amortization of debt discounts 817 901
Derivative (gain) loss 1,741 (957)
(Gain) Loss on debt extinguishment (500) 141
Deferred tax expense 104 7
(Gain) Loss on disposal of assets (2) 111
Gain on acquisitions   (1,104)
Provision for bad debts 4,700 1,596
Non cash acquisition costs   206
Other noncash expenses 40 80
Changes in certain assets and liabilities, net of acquisitions:    
Accounts receivable (12,415) (9,334)
Prepaid expenses and other 101 522
Other assets 330 (179)
Accounts payable and other liabilities 10,753 8,936
Net cash provided by operating activities-continuing operations 1,124 542
Net cash provided by operating activities-discontinued operations 403 1,450
Net cash provided by operating activities 1,527 1,992
Cash flow from investing activities:    
Proceeds from sale of property and equipment 3  
Change in restricted cash and investments and escrow deposits for acquisitions (3,178) 1,070
Lease deposits   (15)
Acquisitions (61,901) (57,582)
Purchase of property and equipment (5,777) (4,245)
Net cash used in investing activities-continuing operations (70,853) (60,772)
Net cash provided by (used in) investing activities-discontinued operations 11,691 (218)
Net cash used in investing activities (59,162) (60,990)
Cash flows from financing activities:    
Proceeds from debt 92,476 51,864
Repayment on notes payable (30,075) (2,053)
Change in lines of credit 365 6,734
Debt issuance costs (3,076) (618)
Exercise of options and warrants 137 6,795
Proceeds from stock issuances 3,779  
Proceeds from preferred stock issuances 9,159  
Dividends paid on preferred stock (156)  
Net cash provided by financing activities-continuing operations 72,609 62,722
Net cash used in financing activities-discontinued operations (6,221) (271)
Net cash provided by financing activities 66,388 62,451
Net Change in Cash 8,753 3,453
Cash, Beginning 7,364 3,911
Cash decrease due to deconsolidation of variable interest entities (180)  
Cash, Ending 15,937 7,364
Cash paid during the year for:    
Interest 13,023 6,091
Income taxes   197
Supplemental Disclosure of Non-Cash Activities:    
Acquisitions in exchange for debt and equity instruments 11,056 3,150
Warrants issued for financing costs 756 330
Conversion of debt to equity   150
Other assets acquired in exchange of debt   $ 6,441