CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities:
Net loss	$ (2,913)us-gaap_NetIncomeLoss	$ (9,596)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash flows provided by (used in) operating activities:
Depreciation and amortization	12,643	13,336
Amortization of deferred loan costs	492us-gaap_AmortizationOfFinancingCosts	463us-gaap_AmortizationOfFinancingCosts
Amortization of debt discount	1,726	1,630
Share-based employee compensation expense	2,380us-gaap_ShareBasedCompensation	1,699us-gaap_ShareBasedCompensation
Deferred income taxes	6,067us-gaap_DeferredIncomeTaxExpenseBenefit	(3,350)us-gaap_DeferredIncomeTaxExpenseBenefit
Excess tax benefits from share-based payment arrangements	(368)	(230)
Decrease (increase) in accounts receivable, net	4,962	(23,190)
Decrease (increase) in other current assets	236	(711)
Increase in accounts payable	4,791	7,379
Decrease in accrued salaries and benefits	(9,937)	(6,584)
(Decrease) increase in other current liabilities	(19,545)	21,794
Other	1,297	6,469
Net cash flows provided by operating activities	1,831	9,109
Cash flows from investing activities:
Acquisition of property and equipment	(8,609)	(10,566)
Investment in joint ventures	(2,825)	(1,625)
Other	(286)	(285)
Net cash flows used in investing activities	(11,720)	(12,476)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	150,850	107,225
Payments of long-term debt	(141,086)us-gaap_RepaymentsOfLongTermDebt	(103,335)us-gaap_RepaymentsOfLongTermDebt
Deferred loan costs	0us-gaap_PaymentsOfLoanCosts	(60)us-gaap_PaymentsOfLoanCosts
Excess tax benefits from share-based payment arrangements	368	230
Exercise of stock options	1,138	163
Proceeds from non-controlling Interests	1,377	0
Change in cash overdraft and other	481	(1,589)
Net cash flows provided by financing activities	13,128	2,634
Effect of exchange rate changes on cash	(1,252)	307
Net increase (decrease) in cash and cash equivalents	1,987	(426)
Cash and cash equivalents, beginning of period	1,765	2,584
Cash and cash equivalents, end of period	$ 3,752	$ 2,158

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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