XML 22 R4.htm IDEA: XBRL DOCUMENT v3.2.0.727
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Cash flows from operating activities:    
Net income $ 1,033,434 $ 1,137,427
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation 627,475 618,736
(Gain) loss from disposal of equipment 3,719 (18,700)
Deferred income taxes (38,000) (22,000)
Changes in operating assets and liabilities:    
Accounts receivable (236,992) (683,329)
Inventories 151,945 (333,437)
Other current assets 63,541 (34,410)
Accounts payable 230,949 512,700
Accrued wages and salaries 284,720 278,018
Other accrued expenses (134,562) (129,411)
Unearned revenue and customer deposits 104,962 (71,339)
Net cash provided by operating activities 2,091,191 1,254,255
Cash flows from investing activities:    
Capital expenditures (868,605) (765,051)
Proceeds from the sale of equipment 0 18,700
Proceeds from certificates of deposit 4,813,000 1,842,248
Purchases of certificates of deposit (4,075,000) (996,000)
Net cash provided by (used in) investing activities (130,605) 99,897
Cash flows from financing activities:    
Cash dividends paid (589,341) (734,260)
Net cash used in financing activities (589,341) (734,260)
Net increase in cash and cash equivalents 1,371,245 619,892
Cash and cash equivalents at beginning of period 231,252 443,608
Cash and cash equivalents at end of period 1,602,497 1,063,500
Supplemental schedule of non-cash investing activities:    
Capital expenditures in accounts payable $ 18,250 $ 35,036