XML 19 R8.htm IDEA: XBRL DOCUMENT v3.22.0.1
Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Cash flows from operating activities:    
Net loss $ (9,763,000) $ (21,940,000)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:    
Provision for doubtful accounts 530,000 333,000
Depreciation and amortization 14,601,000 11,663,000
Impairment charge to goodwill and intangibles 0 10,490,000
Deferred income taxes (186,000) (283,000)
Loss on disposals of fixed assets 494,000 713,000
Compensation expense related to stock-based awards and employee stock purchase plan 4,109,000 3,462,000
Unrealized currency translation (gain) loss (112,000) 151,000
PPP loan forgiveness (6,979,000) 0
Changes in operating assets and liabilities:    
Accounts receivable (506,000) (1,123,000)
Inventories 33,000 (1,205,000)
Prepaid expenses, other current assets, and current contract assets 147,000 (314,000)
Other non-current assets and non-current contract assets 509,000 (484,000)
Accounts payable (251,000) (3,274,000)
Contract liabilities and long-term contract liabilities (665,000) (817,000)
Accrued compensation, product warranty and other 945,000 (458,000)
Other long-term liabilities 3,000 7,000
Net cash provided by (used in) operating activities 2,909,000 (3,079,000)
Cash flows from investing activities:    
Capital expenditures (18,740,000) (14,066,000)
Cash paid for acquisition of intangible assets (62,000) (75,000)
Proceeds from sale of fixed assets 100,000 80,000
Purchases of marketable securities (6,000) (8,734,000)
Maturities and sales of marketable securities 12,000,000 13,500,000
Net cash used in investing activities (6,708,000) (9,295,000)
Cash flows from financing activities:    
Proceeds from PPP loan 0 6,927,000
Proceeds from stock options exercised and employee stock purchase plan 2,939,000 1,216,000
Repurchase of common stock 0 (390,000)
Payment of finance lease (294,000) (624,000)
Net cash provided by financing activities 2,645,000 7,129,000
Effect of exchange rate changes on cash and cash equivalents (48,000) (542,000)
Net decrease in cash and cash equivalents (1,202,000) (5,787,000)
Cash and cash equivalents at beginning of period 12,578,000 18,365,000
Cash and cash equivalents at end of period 11,376,000 12,578,000
Supplemental disclosure of cash flow information:    
Cash paid for income taxes, net of refunds 419,000 1,051,000
Changes in accrued other and accounts payable related to property and equipment additions 384,000 165,000
Right of use assets (ROU) assets arising from entering into new operating lease obligations $ 407,000 $ 3,032,000