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CONSOLIDATED STATEMENTS OF CASH FLOWS - (UNAUDITED) (USD $) In Thousands, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2014 | Jun. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income (loss) | $ (464) | $ 1,428
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Depreciation and amortization | 807 | 1,225
Provision for inventory losses | 1,630 | 207
Provision for doubtful accounts | 186 | 129
Loss on disposal of assets | 37 | (1)
Accounting charge related to stock-based compensation expense | 302 | 96
Deferred income taxes | 221 | (134)
Changes in operating assets and liabilities: |  |
Accounts receivable | 16 | (62)
Income tax receivable | (16) | 865
Inventories | (896) | 643
Prepaid expenses and other current assets | (79) | 88
Other assets | (303) | 97
Deferred commissions | (1,941) | (59)
Accounts payable | 65 | 1,301
Customer deposits | 3,075 | 313
Accrued expenses and other liabilities | 763 | 849
Taxes payable | 1,101 | (83)
Commissions and incentives payable | (1,924) | (916)
Deferred revenue | 4,825 | 27
Change in restricted cash | (18) | (746)
Net cash provided by operating activities | 7,387 | 5,267
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Acquisition of property and equipment | (1,193) | (252)
Proceeds from sale of assets | 8 | 0
Net cash used in investing activities | (1,185) | (252)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from stock options exercised | 70 | 0
Repayment of capital lease obligation | (680) | (787)
Net cash used in financing activities | (610) | (787)
Effect of currency exchange rate changes on cash and cash equivalents | 491 | (818)
Net increase in cash and cash equivalents | 6,083 | 3,410
Cash and cash equivalents at the beginning of the period | 20,395 | 14,377
Cash and cash equivalents at the end of the period | 26,478 | 17,787
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: |  |
Income taxes paid, net | (1,259) | (850)
Interest paid on capital leases | (52) | (74)
Summary of non-cash investing and financing activities: |  |
Assets acquired through financing arrangements | $ 1,562 | $ 685

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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.5) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 5 -Article 5 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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