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v2.4.1.9

Inventory, net (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Composition of Inventory net of reserves |  |  |
Parts and supplies | $ 269,370,000 us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves | $ 233,216,000 us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves |
Work in progress | 100,499,000 us-gaap_InventoryWorkInProcessNetOfReserves | 139,763,000 us-gaap_InventoryWorkInProcessNetOfReserves |
Finished goods | 33,702,000 us-gaap_InventoryFinishedGoodsNetOfReserves | 40,948,000 us-gaap_InventoryFinishedGoodsNetOfReserves |
Inventory, net | 403,571,000 us-gaap_InventoryNet | 413,927,000 us-gaap_InventoryNet |
Inventory write-downs | 8,000,000 us-gaap_InventoryWriteDown | 4,500,000 us-gaap_InventoryWriteDown | 1,000,000 us-gaap_InventoryWriteDown
Inventory reserves | $ 20,200,000 us-gaap_InventoryValuationReserves | $ 14,100,000 us-gaap_InventoryValuationReserves |

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- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. + 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(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6386567&loc=d3e3927-108312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 + Details
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- Definition Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.BB) -URI http://asc.fasb.org/extlink&oid=27011343&loc=d3e100047-122729 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 6 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section BB Reference 4: 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(a)(4),(5)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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