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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 28, 2013 | Jun. 29, 2012
Cash flows from operating activities: |  |
Net income | $ 11,462 | $ 11,867
Adjustments to reconcile net income to net cash from operating activities: |  |
Depreciation and amortization | 10,362 | 9,496
Provision for doubtful accounts | 6,415 | 2,022
Stock-based compensation | 4,594 | 4,846
Deferred income taxes | (2,564) | (15)
Other operating activities | 848 | 972
Changes in operating assets and liabilities, net of acquisitions: |  |
Accounts receivable | (8,528) | (11,938)
Income taxes | (143) | 4,488
Other assets | 341 | 2,084
Accounts payable and other accrued expenses | (7,496) | (3,173)
Accrued wages and benefits | 7,053 | 5,949
Workers’ compensation claims reserve | 1,583 | 882
Other liabilities | 186 | 277
Net cash provided by operating activities | 24,113 | 27,757
Cash flows from investing activities: |  |
Capital expenditures | (7,200) | (9,535)
Acquisition of businesses, net of cash acquired | (54,873) | 0
Change in restricted cash and cash equivalents | 3,709 | 9,774
Purchases of restricted investments | (6,789) | (18,153)
Maturities of restricted investments | 10,871 | 12,726
Net cash used in investing activities | (54,282) | (5,188)
Cash flows from financing activities: |  |
Purchases and retirement of common stock | 0 | (3,990)
Net proceeds from stock option exercises and employee stock purchase plans | 6,023 | 3,142
Common stock repurchases for taxes upon vesting of restricted stock | (2,182) | (1,996)
Proceeds from note payable | 34,000 | 0
Payments on debt | (1,115) | (88)
Other | 478 | 556
Net cash provided by (used in) financing activities | 37,204 | (2,376)
Effect of exchange rates on cash | (544) | (58)
Net change in cash and cash equivalents | 6,491 | 20,135
CASH AND CASH EQUIVALENTS, beginning of period | 129,513 | 109,311
CASH AND CASH EQUIVALENTS, end of period | $ 136,004 | $ 129,446

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