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Consolidated Statements of Cash Flows (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Operations: |  |  |
Net income | $ 30,147,000 | $ 27,267,000 | $ 24,285,000
Adjustments to reconcile net income to net cash flows from operating activities: |  |  |
Depreciation | 64,476,000 | 60,904,000 | 57,531,000
Gain on disposition of revenue equipment | (5,972,000) | (5,302,000) | (3,800,000)
Deferred income taxes | 4,303,000 | 4,822,000 | 10,076,000
Tax benefits from share-based payment arrangement exercises | 189,000 | 409,000 | 164,000
Excess tax benefits from share-based payment arrangement exercises | (165,000) | (336,000) | (142,000)
Share-based payment arrangement compensation expense | 1,084,000 | 1,225,000 | 1,349,000
Income before income taxes attributable to noncontrolling interest | 84,000 | 497,000 | 807,000
Equity in earnings from affiliate | (111,000) |  |
Changes in other current operating items: |  |  |
Receivables | (6,478,000) | (7,795,000) | 1,247,000
Prepaid expenses and other | (25,000) | (64,000) | (2,020,000)
Accounts payable | 2,387,000 | 1,021,000 | (1,585,000)
Insurance and claims accruals | 566,000 | 796,000 | (4,611,000)
Accrued liabilities | (1,298,000) | 2,095,000 | 2,905,000
Net cash provided by operating activities | 89,187,000 | 85,539,000 | 86,206,000
CASH FLOWS USED FOR INVESTING ACTIVITIES: |  |  |
Decrease in cash and cash equivalents resulting from change to equity method of accounting | (1,924,000) |  |
Other | (35,000) | (34,000) | 102,000
Net cash used for investing activities | (74,722,000) | (88,115,000) | (48,271,000)
CASH FLOWS USED FOR FINANCING ACTIVITIES: |  |  |
Borrowings under credit facility and long-term debt | 82,697,000 | 21,517,000 | 37,632,000
Repayment of borrowings under credit facility and long-term debt | (85,423,000) | (18,791,000) | (56,978,000)
Dividends on common stock | (2,769,000) | (18,679,000) | (1,758,000)
Issuance of common stock from share-based payment arrangement exercises | 1,126,000 | 968,000 | 137,000
Excess tax benefits from share-based payment arrangement exercises | 165,000 | 336,000 | 142,000
Noncontrolling interest distributions | (84,000) | (123,000) | (529,000)
Change in net checks issued in excess of cash balances |  |  | (1,066,000)
Net cash used for financing activities | (4,288,000) | (14,772,000) | (22,420,000)
NET CHANGE IN CASH AND CASH EQUIVALENTS | 10,177,000 | (17,348,000) | 15,515,000
CASH AND CASH EQUIVALENTS: |  |  |
Beginning of year | 3,473,000 | 20,821,000 | 5,306,000
End of year | 13,650,000 | 3,473,000 | 20,821,000
SUPPLEMENTAL NON-CASH DISCLOSURE: |  |  |
Change in property and equipment not yet paid for | 6,644,000 | (6,203,000) | 1,499,000
Cash paid (received) for: |  |  |
Interest | 97,000 | 9,000 | 36,000
Income taxes | 16,190,000 | 8,836,000 | (2,559,000)
Revenue Equipment [Member] |  |  |
CASH FLOWS USED FOR INVESTING ACTIVITIES: |  |  |
Additions to property, plant, and equipment | (102,808,000) | (121,777,000) | (75,332,000)
Buildings And Land, Office Equipment And Other [Member] |  |  |
CASH FLOWS USED FOR INVESTING ACTIVITIES: |  |  |
Additions to property, plant, and equipment | (18,031,000) | (13,576,000) | (9,573,000)
Revenue Equipment [Member] |  |  |
CASH FLOWS USED FOR INVESTING ACTIVITIES: |  |  |
Proceeds from disposition of property, plant, and equipment | 48,048,000 | 46,634,000 | 36,457,000
Buildings And Land, Office Equipment And Other [Member] |  |  |
CASH FLOWS USED FOR INVESTING ACTIVITIES: |  |  |
Proceeds from disposition of property, plant, and equipment | $ 28,000 | $ 638,000 | $ 75,000

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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e565-108580 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 + Details
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- Definition The net cash outflow or inflow from other investing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3098-108585 + 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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