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v3.20.4

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Cash flows from operating activities: |  |  |  |
Net income | $ 33,133 | $ 25,237 | $ 16,433 |
Adjustments to reconcile net income to net cash provided by operating activities, net of acquisitions: |  |  |  |
Depreciation and amortization | 12,051 | 10,574 | 8,642 |
Deferred income taxes | (4,652) | (1,063) | (375) |
Stock-based compensation | 6,005 | 5,766 | 4,109 |
Amortization of debt issuance costs under the credit facility | 737 | 716 | 606 |
Provision for doubtful accounts | 918 | 343 | 272 | [1]
Contingent consideration |  |  | (847) |
Loss (gain) on sale and/or impairment of assets | 1,256 |  | 38 |
Changes in operating assets and liabilities, net of acquisitions: |  |  |  |
Accounts receivable | 23,860 | (37,478) | (697) |
Prepaid expenses and other current assets | (1,973) | (792) | 1,652 |
Government stimulus advances | 19,393 |  |  |
Accounts payable | 2,159 | 4,638 | 4,235 |
Accrued expenses and other liabilities | 16,524 | 4,078 | (865) |
Net cash provided by operating activities | 109,411 | 12,019 | 33,203 |
Cash flows from investing activities: |  |  |  |
Acquisitions of businesses, net of cash acquired | (207,660) | (184,076) | (62,440) |
Proceeds on disposal of businesses | 255 |  |  |
Purchases of property and equipment | (6,831) | (4,621) | (5,349) |
Net cash used in investing activities | (214,236) | (188,697) | (67,789) |
Cash flows from financing activities: |  |  |  |
Proceeds from issuance of common stock, net of issuance costs |  | 172,945 | 76,618 |
Borrowings on revolver — credit facility | 135,000 | 23,458 | 20,000 |
Borrowings on term loan — credit facility |  | 19,600 | 60,420 |
Payments on term loan — credit facility | (735) | (735) | (104,858) |
Payments on financing lease obligations | (22) | (63) | (1,013) |
Payments for debt issuance costs under the credit facility |  | (372) | (923) |
Cash received from exercise of stock options | 3,946 | 3,153 | 994 |
Net cash provided by financing activities | 138,189 | 217,986 | 51,238 |
Net change in cash | 33,364 | 41,308 | 16,652 |
Cash, at beginning of period | 111,714 | 70,406 | 53,754 |
Cash, at end of period | 145,078 | 111,714 | 70,406 |
Supplemental disclosures of cash flow information: |  |  |  |
Cash paid for interest | 2,365 | 2,320 | 4,339 |
Cash paid for income taxes | 10,590 | 7,303 | 4,097 |
Supplemental disclosures of non-cash investing and financing activities |  |  |  |
Leasehold improvements acquired through tenant allowances | 5,161 | 682 |  |
Tax benefit related to the amortization of tax goodwill in excess of book basis | $ 225 | $ 117 | $ 117 |
[1] | With the adoption of ASU 2014-09, Revenue from Contracts with Customers, in 2018 and subsequent periods, subsequent adjustments that are determined to be the result of an adverse change in the payor’s ability to pay are recognized as provision for doubtful accounts. We recorded $18.0 million for the year ended December 31, 2018 as a reduction to revenue that would have been recorded as provision for doubtful accounts under the prior revenue recognition guidance.

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