Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS

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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 4,864 $ 7,228
Adjustments to reconcile net income to net cash provided by operating activities:    
Provision for doubtful accounts (25) 5
Depreciation and amortization 1,088 1,084
Share-based compensation expense 1,148 636
Loss on sale of property and equipment 11 13
Deferred income taxes 235 449
Amortization of bond discount 1 3
Purchase of trading investment securities (19) (19)
Proceeds from sale of trading investment securities 105 92
Realized and unrealized gains on investments (21) (42)
Foreign exchange losses (416) 553
Changes in assets and liabilities:    
Accounts receivable (555) (3,279)
Inventories 1,716 281
Prepaid expenses and other current assets (658) (884)
Other assets 83 578
Accounts payable (943) (1,250)
Accrued volume incentives 2,206 2,038
Accrued liabilities 262 (3,597)
Deferred revenue (740) 933
Income taxes payable (516) (2,988)
Liability related to unrecognized tax benefits 38 (1,261)
Deferred compensation payable (41) 15
Net cash provided by operating activities 7,823 588
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of property, plant and equipment (1,165) (917)
Proceeds from sale of property, plant and equipment 8 15
Proceeds from sale of investments available for sale 0 3,499
Purchase of investments available for sale (83) (217)
Net cash provided by (used in) investing activities (1,240) 2,380
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments of cash dividends (1,583)  
Principal payments of long-term debt (834) (816)
Proceeds from the exercise of stock options 633 337
Net cash used in financing activities (1,784) (479)
Effect of exchange rates on cash and cash equivalents (1,004) (116)
Net increase in cash and cash equivalents 3,795 2,373
Cash and cash equivalents at the beginning of the period 79,241 58,969
Cash and cash equivalents at the end of the period 83,036 61,342
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:    
Cash paid for income taxes 3,282 6,327
Cash paid for interest $ 20 $ 33