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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
OPERATING ACTIVITIES: |  |  |
Net income | $ 8,688 | $ 9,122 | $ 23,008
Adjustments to reconcile net income to net cash flows from operating activities: |  |  |
Depreciation and amortization | 3,763 | 3,807 | 3,675
Deferred tax provision | (225) | 1,210 | 206
Provision for doubtful accounts | 211 | 257 | 240
Stock-based compensation |  | 332 | 399
Excess tax benefit from stock-based compensation | (225) | (426) | (1,284)
Issuance of non-employee director shares | 75 | 75 | 100
(Gain) Loss on disposals of equipment | (2) | (1) |
Changes in operating assets and liabilities: |  |  |
Accounts receivable | (21,993) | 1,884 | (1,365)
Inventories | (8,506) | 3,033 | (9,360)
Prepaid expenses | (173) | 270 | 1,338
Accounts payable | 16,164 | (8,893) | 5,886
Accrued liabilities | 3,415 | (4,561) | 5,495
Net cash flows from operating activities | 1,192 | 6,109 | 28,338
INVESTING ACTIVITIES: |  |  |
Purchases of property, plant, and equipment | (2,430) | (2,889) | (3,961)
Proceeds from sale of equipment | 19 | 20 | 1,017
Payments received on notes receivables | 76 | 33 | 177
Net cash flows from investing activities | (2,335) | (2,836) | (2,767)
FINANCING ACTIVITIES: |  |  |
Payments on long-term obligations |  | (5) | (47)
Payments of cash dividends | (6,294) | (5,762) | (5,546)
Additions to deferred financing costs |  | (10) |
Proceeds from exercise of stock options | 621 | 851 | 2,766
Excess tax benefit from stock-based compensation | 225 | 426 | 1,284
Payments for common stock repurchased |  |  | (20,000)
Net cash flows from financing activities | (5,448) | (4,500) | (21,543)
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND TEMPORARY INVESTMENTS | 864 | (335) | (209)
NET CHANGE IN CASH AND TEMPORARY INVESTMENTS | (5,727) | (1,562) | 3,819
CASH AND TEMPORARY INVESTMENTS, beginning of year | 48,591 | 50,153 | 46,334
CASH AND TEMPORARY INVESTMENTS, end of year | 42,864 | 48,591 | 50,153
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: |  |  |
Cash payments for interest | 912 | 1,070 | 968
Cash payments for income taxes, net of refunds | $ 2,419 | $ 3,858 | $ 12,578

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