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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2013 | Jun. 30, 2012
OPERATING ACTIVITIES |  |
Net loss | $ (8,517) | $ (6,321)
Adjustments to reconcile net loss to net cash provided by operating activities: |  |
Depreciation and amortization | 43,914 | 39,970
Amortization of intangibles | 2,087 | 200
Share-based compensation expense | 2,485 | 3,342
Provision for losses on accounts receivable | 1,312 | 729
Deferred income tax benefit | (5,761) | (8,520)
Gain on sale of property and equipment | (391) | (516)
Changes in operating assets and liabilities: |  |
Receivables | (26,617) | (20,885)
Prepaid expenses | 1,402 | 1,363
Other assets | (297) | (452)
Income taxes | 163 | 522
Accounts payable, accrued expenses, and other liabilities | 18,152 | 4,740
NET CASH PROVIDED BY OPERATING ACTIVITIES | 27,932 | 14,172
INVESTING ACTIVITIES |  |
Purchases of property, plant and equipment, net of financings | (8,638) | (18,401)
Proceeds from sale of property and equipment | 1,430 | 2,692
Purchases of short-term investments | (6,692) | (22,143)
Proceeds from sale of short-term investments | 5,914 | 9,555
Business acquisitions, net of cash acquired | (4,146) | (180,793)
Capitalization of internally developed software and other | (4,050) | (3,435)
NET CASH USED IN INVESTING ACTIVITIES | (16,182) | (212,525)
FINANCING ACTIVITIES |  |
Borrowings under credit facilities |  | 100,000
Payments on long-term debt | (22,009) | (12,303)
Net change in bank overdraft and other | 2,026 | (5,510)
Net change in restricted cash, cash equivalents, and short-term investments | 7,758 | 31,668
Deferred financing costs | (61) | (1,574)
Payment of common stock dividends | (1,613) | (1,605)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES | (13,899) | 110,676
NET DECREASE IN CASH AND CASH EQUIVALENTS | (2,149) | (87,677)
Cash and cash equivalents at beginning of period | 90,702 | 141,295
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 88,553 | 53,618
NONCASH INVESTING ACTIVITIES |  |
Accruals for equipment received | 268 | 7,416
Equipment financed |  | $ 21,370

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