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Consolidated Statements of Cash Flow - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Cash Flows from Operating Activities    
Net Income $ 6,979,863 $ 3,613,710
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 2,054,721 1,606,509
Loss on disposal of assets 10,544 10,750
Loss on disposal of operations 1,160,574
Non-cash share-based compensation expense 348,877 394,933
Deferred income taxes 548,715 1,124,910
Changes in assets and liabilities:    
Decrease (Increase) in accounts receivable (4,164,533) 761,496
Decrease (Increase) in inventories (2,180,708) (1,681,250)
Decrease (Increase) in contract assets (339,030) (477,358)
Decrease (Increase) in prepaid expenses & other assets 125,324 (697,202)
Increase (Decrease) in accounts payable 747,632 1,578,467
Increase (Decrease) in accrued expenses 32,328 282,079
Increase (Decrease) in unearned revenue (3,269,190) 2,656,442
Total adjustments (6,085,320) 6,720,350
Net Cash Provided by Operating Cash Activities 894,543 10,334,060
Cash Flows from Investing Activities    
Cash paid for acquisition (50,001) (11,209,583)
Capital expenditures (746,430) (479,880)
Net Cash Used in Investing Activities (796,431) (11,689,463)
Cash Flows from Financing Activities    
Payments on related party notes (1,592,298) (362,427)
Borrowings on convertible notes 266,880
Payments on bank debt (4,385,211) (9,823,106)
Borrowings on bank debt 2,539,598 14,186,750
Payments on capital lease (11,158) (32,298)
Proceeds from options and warrants 258,950
Net Cash Provided by (Used in) Financing Activities (2,923,239) 3,968,919
Net Increase (decrease) in cash and cash equivalents (2,825,127) 2,613,516
Cash and cash equivalents at beginning of year 5,057,626 2,444,110
Cash and cash equivalents at end of year 2,232,499 5,057,626
Supplemental disclosures of cash flow information    
Interest paid 949,280 783,739
Income taxes paid 1,815,482 205,514
Non-cash proceeds received for Class A and Class B Shares in exchange for the sale of certain assets 1,640,939
Non-cash seller notes issued for acquisition 9,000,000
Conversion of debt to equity $ 848,000