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Inventories | 12 Months Ended
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Dec. 31, 2011
Inventory Disclosure [Abstract] |
Inventory Disclosure [Text Block] | INVENTORIES Inventories valued at LIFO represented 61% and 63% of total inventory for the years ended December 31, 2011 and 2010, respectively. The excess of current costs over LIFO-valued inventories was $9,459,000 and $7,654,000 on December 31, 2011 and December 31, 2010, respectively. (The $1,805,000 increase in LIFO reserve during 2011 came from increases in inventory levels within U.S. operations. The impact of the application of the LIFO method on the Statement of Income for the years ended December 31, 2011, was a decrease to cost of sales of $1,805,000, and a decrease in 2010 of $1,452,000 and a decrease in 2009 of $3,685,000.) Inventories consisted of the following on a cost basis, net of reserves:
|  | December 31,
(in thousands) |  | 2011 |  | 2010
Finished goods and parts |  | $ | 90,226 |  |  | $ | 80,102 |
Work in process |  | 10,570 |  |  | 9,857 |
Raw materials |  | 13,509 |  |  | 9,345 |
|  | $ | 114,305 |  |  | $ | 99,304 |

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- Definition The entire disclosure for inventory. This may include, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the major classes of inventory, and the nature of the cost elements included in inventory. If inventory is stated above cost, accrued net losses on firm purchase commitments for inventory and losses resulting from valuing inventory at the lower-of-cost-or-market may also be included. For LIFO inventory, may disclose the amount and basis for determining the excess of replacement or current cost over stated LIFO value and the effects of a LIFO quantities liquidation that impacts net income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Chapter 3 -Section A -Paragraph 9 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 6 -Subparagraph a, b, c -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766 + Details
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