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Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Cash Flows from Operating Activities: |  |  |
Net income | $ 101,984,000 | $ 96,806,000 | $ 79,406,000
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization | 94,643,000 | 89,476,000 | 81,975,000
Impairment of rental assets | 0 | 0 | 39,000
Provision for doubtful accounts | 1,343,000 | 1,013,000 | 581,000
Share-based compensation | 5,549,000 | 5,892,000 | 4,111,000
Gain on sale of used rental equipment | (19,329,000) | (21,309,000) | (19,559,000)
Foreign currency exchange (gain) loss | (78,000) | (84,000) | 489,000
Amortization of debt issuance costs | 11,000 | 11,000 | 20,000
Change in: |  |  |
Accounts receivable | 3,440,000 | (7,323,000) | (15,725,000)
Prepaid expenses and other assets | 3,807,000 | (13,530,000) | (9,351,000)
Accounts payable and accrued liabilities | 316,000 | 20,298,000 | (1,612,000)
Deferred income | (8,989,000) | 5,138,000 | 10,258,000
Deferred income taxes | (2,193,000) | 11,606,000 | 12,035,000
Net cash provided by operating activities | 180,504,000 | 187,994,000 | 142,667,000
Cash Flows from Investing Activities: |  |  |
Purchases of rental equipment | (86,329,000) | (167,703,000) | (123,071,000)
Purchases of property, plant and equipment | (13,724,000) | (12,080,000) | (15,664,000)
Cash paid for acquisition of business assets |  | (7,808,000) | (7,543,000)
Proceeds from sales of used rental equipment | 47,052,000 | 44,447,000 | 41,786,000
Net cash used in investing activities | (53,001,000) | (143,144,000) | (104,492,000)
Cash Flows from Financing Activities: |  |  |
Net (repayment) borrowing under bank lines of credit | (70,689,000) | (5,144,000) | 15,130,000
Principal payments on Series A senior notes |  |  | (20,000,000)
Repurchase of common stock | (13,617,000) |  |
Taxes paid related to net share settlement of stock awards | (4,376,000) | (3,333,000) | (3,257,000)
Payment of dividends | (39,769,000) | (35,539,000) | (30,939,000)
Net cash used in financing activities | (128,451,000) | (44,016,000) | (39,066,000)
Effect of foreign currency exchange rate changes on cash | (156,000) |  | (102,000)
Net (decrease) increase in cash | (1,104,000) | 834,000 | (993,000)
Cash balance, beginning of period | 2,342,000 | 1,508,000 | 2,501,000
Cash balance, end of period | 1,238,000 | 2,342,000 | 1,508,000
Supplemental Disclosure of Cash Flow Information: |  |  |
Interest paid, during the period | 9,050,000 | 12,475,000 | 12,598,000
Net income taxes paid, during the period | 34,903,000 | 17,528,000 | 18,157,000
Dividends accrued during the period, not yet paid | 10,083,000 | 9,489,000 | 8,388,000
Rental equipment acquisitions, not yet paid | $ 4,373,000 | $ 6,496,000 | $ 9,695,000

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- Definition The cash outflow for payments to acquire rented equipment which is recorded as an asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The net cash inflow or cash outflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 + Details
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- Definition The cash inflow from sale of machinery and equipment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting 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- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(5)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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- Definition The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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