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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Dec. 31, 2015
Accounting Policies [Abstract] |
Changes in the Allowance for Doubtful Accounts | The following table presents the changes in the allowance for doubtful accounts (in thousands):
|  | Years Ended December 31, |
|  | 2015 |  | 2014 |  | 2013 |
Balance at beginning of year |  | $ | 1,047 |  | $ | 2,058 |  | $ | 858 |
Provision |  |  | 210 |  |  | 178 |  |  | 908 |
Write-offs, net of recoveries |  |  | (301) |  |  | (1,189) |  |  | 292 |
Balance at end of year |  | $ | 956 |  | $ | 1,047 |  | $ | 2,058 |
Cost of Manufactured Inventory Includes Raw Material, Labor and Overhead | The cost of manufactured inventory includes raw material, labor and overhead. Inventories consist of the following (in thousands):
|  | December 31, |
|  | 2015 |  | 2014 |
Raw materials and components |  | $ | 65,790 |  | $ | 63,847 |
Work in progress |  |  | 18,201 |  |  | 23,145 |
Finished goods |  |  | 67,260 |  |  | 68,923 |
Aftermarket parts |  |  | 8,714 |  |  | 8,446 |
Used trailers |  |  | 7,017 |  |  | 12,783 |
|  | $ | 166,982 |  | $ | 177,144 |
Property, Plant and Equipment | Property, plant and equipment consist of the following (in thousands):
|  | December 31, |
|  | 2015 |  | 2014 |
Land |  | $ | 22,978 |  | $ | 25,982 |
Buildings and building improvements |  |  | 114,216 |  |  | 115,856 |
Machinery and equipment |  |  | 220,814 |  |  | 210,488 |
Construction in progress |  |  | 13,741 |  |  | 10,518 |
|  | $ | 371,749 |  | $ | 362,844 |
Less: accumulated depreciation |  |  | (231,311) |  |  | (219,952) |
|  | $ | 140,438 |  | $ | 142,892 |
Schedule of Finite-Lived Intangible Assets | As of December 31, 2015, the balances of intangible assets, other than goodwill, were as follows (in thousands):
|  | Weighted Average Amortization Period |  | Gross Intangible Assets |  | Accumulated Amortization |  | Net Intangible Assets |
Tradenames and trademarks |  | 20 years |  | $ | 37,894 |  | $ | (9,970) |  | $ | 27,924 |
Customer relationships |  | 10 years |  |  | 151,634 |  |  | (76,340) |  |  | 75,294 |
Technology |  | 12 years |  |  | 16,517 |  |  | (5,119) |  |  | 11,398 |
Total |  | 12 years |  | $ | 206,045 |  | $ | (91,429) |  | $ | 114,616 |
As of December 31, 2014, the balances of intangible assets, other than goodwill, were as follows (in thousands):
|  | Weighted Average Amortization Period |  | Gross Intangible Assets |  | Accumulated Amortization |  | Net Intangible Assets |
Tradenames and trademarks |  | 20 years |  | $ | 39,222 |  | $ | (8,252) |  | $ | 30,970 |
Customer relationships |  | 10 years |  |  | 151,839 |  |  | (58,534) |  |  | 93,305 |
Technology |  | 12 years |  |  | 16,517 |  |  | (3,692) |  |  | 12,825 |
Total |  | 12 years |  | $ | 207,578 |  | $ | (70,478) |  | $ | 137,100 |
Schedule of Goodwill | The changes in the carrying amounts of goodwill, all of which are included in the Company’s Diversified Products segment as of December 31, 2015, except for approximately $9.9 million allocated to the Company’s Retail segment, for the years ended December 31, 2015 and 2014 were as follows (in thousands):
Balance as of December 31, 2013 |  | $ | 149,967 |
Goodwill disposed |  |  | (500) |
Effects of foreign currency |  |  | 136 |
Balance as of December 31, 2014 |  | $ | 149,603 |
Effects of foreign currency |  |  | 115 |
Balance as of December 31, 2015 |  | $ | 149,718 |
Major components of Other Accrued Liabilities | The following table presents the major components of Other Accrued Liabilities (in thousands):
|  | December 31, |
|  | 2015 |  | 2014 |
Payroll and related taxes |  | $ | 34,427 |  | $ | 30,362 |
Warranty |  |  | 19,709 |  |  | 15,462 |
Customer Deposits |  |  | 14,877 |  |  | 21,680 |
Accrued taxes |  |  | 8,075 |  |  | 8,371 |
Self-insurance |  |  | 7,677 |  |  | 7,494 |
All other |  |  | 8,277 |  |  | 5,321 |
|  | $ | 93,042 |  | $ | 88,690 |
Changes in the Product Warranty Accrual Included in Other Accrued Liabilities | The following table presents the changes in the product warranty accrual included in Other Accrued Liabilities (in thousands):
|  | 2015 |  | 2014 |
Balance as of January 1 |  | $ | 15,462 |  | $ | 14,719 |
Provision for warranties issued in current year |  |  | 9,714 |  |  | 7,058 |
Recovery of pre-existing warranties |  |  | (409) |  |  | (296) |
Payments |  |  | (5,058) |  |  | (6,019) |
Balance as of December 31 |  | $ | 19,709 |  | $ | 15,462 |
Changes in the Self-Insurance Accrual Included in Other Accrued Liabilities | The following table presents the changes in the self-insurance accrual included in Other Accrued Liabilities (in thousands):
|  | Self-Insurance |
|  | Accrual |
Balance as of January 1, 2014 |  | $ | 9,399 |
Expense |  |  | 34,662 |
Payments |  |  | (36,567) |
Balance as of December 31, 2014 |  | $ | 7,494 |
Expense |  |  | 40,023 |
Payments |  |  | (39,840) |
Balance as of December 31, 2015 |  | $ | 7,677 |

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