Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities:
Net income (loss)	$ (74,950)	$ (101,713)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
(Income) loss from discontinued operations, net of tax		8,163
Depreciation	22,650	19,419
Amortization of intangible assets	26,261	34,163
Amortization of deferred financing costs and original issue discount/premium	9,475	9,308
Payment-in-kind interest expense	31,800
(Gain) loss on sale of vehicles	50	(151)
Stock-based compensation expense	515	444
Deferred taxes	5,183	5,388
Other non-cash adjustments	2,775	(1,556)
Changes in assets and liabilities, net
Accounts receivable, net	(12,462)	3,513
Unbilled services	(27,859)	(32,505)
Prepaid expenses and other current assets	(1,661)	(3,830)
Accrued payroll, accounts payable and accrued expenses	6,886	(5,908)
Net change in income tax receivable and non-current income tax liability	429	4,067
Deferred revenue and client advances	36,276	(714)
Other, net	(561)	(482)
Net cash provided by (used in) continuing operations	24,807	(62,394)
Net cash provided by (used in) discontinued operations		(5,858)
Net cash provided by (used in) operating activities	24,807	(68,252)
Cash flows from investing activities:
Purchases of property and equipment	(19,808)	(16,894)
Proceeds from vehicle sales	3,899	1,032
Return of (disbursements for) investments	224	(750)
Other, net	2,671	3,019
Net cash provided by (used in) investing activities	(13,014)	(13,593)
Cash flows from financing activities:
Repayments on capital leases	(12,625)	(6,269)
Borrowings under line of credit	153,000	134,000
Repayment on line of credit	(153,000)	(126,000)
Payment on installment note related to acquisition	(1,750)	(1,500)
Payment of debt issuance costs	(197)	(52)
Repayment of other financing arrangements	(2,318)	(2,101)
Other, net	(605)	(323)
Net cash provided by (used in) financing activities	(17,495)	(2,245)
Effects of foreign currency exchange rate changes on cash	238	302
Net increase (decrease) in cash and cash equivalents	(5,464)	(83,788)
Cash and cash equivalents, beginning of period	57,059	116,227
Cash and cash equivalents, end of period	51,595	32,439
Supplemental disclosure of cash flow information:
Cash paid for interest	72,440	96,186
Cash paid (refunded) for income taxes	1,502	(1,524)
Supplemental disclosure of non-cash activities:
Vehicles acquired through capital lease agreements, net of transfers	17,617	14,263
Accrued capital expenditures	$ 3,340	$ 5,709