UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash Flows From Operating Activities:
Net loss	$ (4,339)	$ (5,900)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	30,001	29,093
Loss on disposal of property and equipment, net		37
Impairment of capitalized software	258
Stock-based compensation expense, net of capitalized amount	4,382	2,990
Equity in (earnings) of equity-method investment	(197)	(333)
Provision for doubtful accounts	833	793
Non-cash changes in capital lease obligations	669	624
Non-cash change in accrued contingent consideration	319
Non-cash changes in deferred rent	(727)	(345)
Deferred income taxes	292	334
Other, net	440	224
Changes in operating assets and liabilities:
Accounts receivable	(3,296)	(2,103)
Prepaid expenses, deposits and other assets	(297)	(1,338)
Accounts payable	4,540	5,206
Accrued and other liabilities	826	(1,106)
Deferred revenues	664	(775)
Restructuring liability	(1,486)	(364)
Net cash flows provided by operating activities	32,882	27,037
Cash Flows From Investing Activities:
Purchases of property and equipment	(64,614)	(50,909)
Net cash flows used in investing activities	(64,614)	(50,909)
Cash Flows From Financing Activities:
Principal payments on term loan	(2,375)	(750)
Proceeds from term loan	10,000
Proceeds from revolving credit facility	22,229
Payment of debt issuance costs	(543)
Payments on capital lease obligations	(2,296)	(903)
Proceeds from exercise of stock options	2,245	1,062
Tax withholdings related to net share settlements of restricted stock awards	(956)	(691)
Other, net	(90)	(100)
Net cash flows provided by (used in) financing activities	28,214	(1,382)
Effect of exchange rates on cash and cash equivalents	121	(39)
Net decrease in cash and cash equivalents	(3,397)	(25,293)
Cash and cash equivalents at beginning of period	29,772	59,582
Cash and cash equivalents at end of period	26,375	34,289
Supplemental disclosure of cash flow information:
Cash paid for interest	5,342	2,550
Cash paid for income taxes	177	253
Non-cash acquisition of property and equipment under capital leases	10,079	17,210
Capitalized stock-based compensation	$ 329	$ 384