Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating Activities
Net income (loss)	$ (50,595)	$ 1,932
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization of property and equipment	4,195	4,400
Amortization of intangible assets	4,357	4,114
Amortization of debt discounts and deferred financing costs	2,691	2,548
Impairment charges	2,775	5,658
Change in estimate of doubtful accounts	(58)	588
Deferred tax expense	279	1,615
Share-based compensation expense	4,468	4,193
Accretion of contingent consideration		521
Change in fair value of contingent consideration	(726)	(9,519)
Change in fair value of guarantee of indebtedness		(1,500)
Loss on sale of property and equipment	105	242
Changes in:
Accounts receivable	27,756	36,646
Unbilled revenue	5,926	3,173
Costs in excess of billings on uncompleted projects	47,869	(4,565)
Inventories	2,960	(1,543)
Prepaid expenses and other assets	(890)	4,193
Accounts payable and other liabilities	(56,020)	(34,368)
Income taxes payable / receivable	(1,690)	14,545
Billings in excess of costs on uncompleted projects	(27,334)	2,835
Deferred revenue	1,968	9,286
Deferred rent	(110)
Net cash provided by (used in) operating activities	(32,074)	44,994
Investing Activities
Purchases of property and equipment	(2,518)	(14,639)
Proceeds from the sale of property and equipment	11	274
Change in due from shareholders		2
Net cash used in investing activities	(2,507)	(14,363)
Financing Activities
Proceeds from lines of credit	568,302	783,812
Payments on lines of credit	(568,302)	(783,812)
Payments on capital lease and notes payable obligations	(815)	(6,514)
Payments on contingent arrangements		(141)
Payments on guarantee arrangements	(4,000)
Payments for deferred financing costs		(1,237)
Proceeds from exercise of warrants and stock options		43
Net cash used in financing activities	(4,815)	(7,849)
Effect of exchange rate changes on cash	26	(4)
Increase (Decrease) in cash	(39,370)	22,778
Cash, Beginning of Period	76,703	59,439
Cash, End of Period	37,333	82,217
Supplemental Cash Flow Information
Cash paid for interest	40,156	42,004
Cash paid for income taxes	2,389	1,136
Supplemental Non-Cash Investing and Finance Activities
Purchase of property and equipment financed through capital leases and other financing arrangements	$ 197	$ 887