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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Cash flows from operating activities: |  |  |
Net income | $ 141,583 | $ 139,062 | $ 172,129
Adjustments to reconcile net income to net cash provided by operating activities |  |  |
Depreciation and amortization | 175,484 | 185,122 | 157,951
Loss (gain) on sale of property and equipment, net | 102 | (297) | 105
Stock-based compensation expense related to employee stock options and employee stock purchases | 19,005 | 18,059 | 15,606
Provision (benefit) for deferred income tax expense | 22,989 | 5,997 | (62,203)
Change in accounts receivable, net | 19,831 | (7,746) | (29,424)
Change in inventories | 81,722 | (255,040) | (147,453)
Change in prepaid expenses and other, net | (10,237) | 1,907 | (3,383)
Change in trade accounts payable | 2,241 | 18,490 | 8,964
(Payments) draws on floor plan notes payable – trade, net | (26,579) | 76,646 | 19,355
Change in customer deposits | 6,512 | 8,833 | 8,932
Change in accrued expenses | (12,757) | 24,331 | 12,158
Other, net | 1,376 | 0 | 0
Net cash provided by operating activities | 421,272 | 215,364 | 152,737
Cash flows from investing activities: |  |  |
Acquisition of property and equipment | (293,493) | (238,260) | (209,917)
Proceeds from the sale of property and equipment | 2,310 | 6,325 | 3,968
Business acquisitions | (10,168) | 0 | (2,180)
Purchase of equity method investment and call option | (22,499) | 0 | 0
Proceeds from the sale of available for sale securities | 0 | 6,375 | 325
Other | 3,394 | (1,683) | 1,241
Net cash used in investing activities | (320,456) | (227,243) | (206,563)
Cash flows from financing activities: |  |  |
(Payments) draws on floor plan notes payable – non-trade, net | (104) | 167,812 | 112,261
Proceeds from long-term debt | 210,043 | 156,751 | 152,563
Principal payments on long-term debt | (183,538) | (167,106) | (145,038)
Principal payments on finance lease obligations | (8,331) | (12,429) | (12,449)
Draws on line of credit | 135,000 | 0 | 0
Payments on line of credit | (135,000) | 0 | 0
Proceeds from issuance of shares relating to employee stock options and employee stock purchases | 8,244 | 3,926 | 23,327
Payments of cash dividends | (18,317) | (9,332) | 0
Common stock repurchased | (58,188) | (120,558) | (33,800)
Debt issuance costs | (731) | 0 | (523)
Net cash (used in) provided by financing activities | (50,922) | 19,064 | 96,341
Net increase (decrease) in cash and cash equivalents | 49,894 | 7,185 | 42,515
Cash and cash equivalents, beginning of year | 131,726 | 124,541 | 82,026
Cash and cash equivalents, end of year | 181,620 | 131,726 | 124,541
Supplemental disclosure of cash flow information: |  |  |
Interest | 57,373 | 42,752 | 34,149
Income taxes paid, net | 42,440 | 28,674 | 31,323
Noncash investing and financing activities: |  |  |
Assets acquired under finance leases | 44,904 | 4,914 | 15,205
Common stock repurchased | 99 | 0 | 0
Guaranty agreement | $ 5,025 | $ 0 | $ 0

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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + 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 (b) -URI http://asc.fasb.org/extlink&oid=118932676&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=118932676&loc=d3e3213-108585 + Details
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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from issuance of shares under share-based payment arrangement. Includes, but is not limited to, option exercised. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=116856206&loc=SL79508275-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118954083&loc=d3e26853-111562 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + 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=118932676&loc=d3e3179-108585 + Details
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- Definition The cash outflow for the settlement of obligation drawn 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 maturities due beyond one year or the operating cycle, if longer. + 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=118932676&loc=d3e3291-108585 + Details
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- Definition The cash outflow to pay off borrowing used to receive debt funding on a regular basis with maturities ranging from 5-10 years. + 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=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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