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Discontinued Operations (Summary Of Financial Information That Has Been Segregated From Continuing Operations) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016
Discontinued Operations: |  |  |
Net loss from discontinued operations | $ (11,235) | $ (30,156) |
Assets: |  |  |
Assets held for sale | 27,891 |  | $ 43,900
Liabilities: |  |  |
Loss from discontinued operations, net of tax | (11,235) | (30,156) |
Drilling Technologies | Discontinued Operations, Held-for-sale |  |  |
Discontinued Operations: |  |  |
Revenue | 6,797 | 6,456 |
Cost of revenue | (4,655) | (5,431) |
Selling, general and administrative | (3,031) | (4,665) |
Depreciation and amortization | 0 | (748) |
Research and development | 0 | (42) |
Gain (loss) on disposal of long-lived assets | 73 | 0 |
Impairment of inventory and long-lived assets | 0 | (36,522) |
Loss from operations | (816) | (40,952) |
Other expense | (71) | (175) |
Loss on write-down of assets held for sale | (6,560) | 0 |
Loss before income taxes | (7,447) | (41,127) |
Income tax benefit | 2,713 | 14,499 |
Net loss from discontinued operations | (4,734) | (26,628) |
Assets: |  |  |
Accounts receivable, net | 5,328 |  | 5,072
Inventories | 9,059 |  | 9,078
Other current assets | 272 |  | 278
Long-term receivable | 0 |  | 0
Property and equipment, net | 11,352 |  | 11,277
Goodwill | 15,333 |  | 15,333
Other intangible assets, net | 7,398 |  | 7,395
Assets held for sale | 48,742 |  | 48,433
Valuation allowance | (25,531) |  | (18,971)
Assets held for sale, net | 23,211 |  | 29,462
Liabilities: |  |  |
Accounts payable | 3,162 |  | 2,472
Accrued liabilities | 464 |  | 1,190
Liabilities held for sale | 3,626 |  | 3,662
Production Technologies | Discontinued Operations, Held-for-sale |  |  |
Discontinued Operations: |  |  |
Revenue | 3,153 | 2,021 |
Cost of revenue | (2,483) | (1,911) |
Selling, general and administrative | (873) | (1,211) |
Depreciation and amortization | 0 | (148) |
Research and development | (271) | (267) |
Impairment of inventory and long-lived assets | 0 | (3,913) |
Loss from operations | (474) | (5,429) |
Other expense | (36) | (20) |
Loss on write-down of assets held for sale | (9,717) | 0 |
Loss before income taxes | (10,227) | (5,449) |
Income tax benefit | 3,726 | 1,921 |
Net loss from discontinued operations | (6,501) | $ (3,528) |
Assets: |  |  |
Accounts receivable, net | 1,993 |  | 1,784
Inventories | 7,768 |  | 8,115
Other current assets | 381 |  | 370
Long-term receivable | 4,179 |  | 4,179
Property and equipment, net | 4,059 |  | 3,978
Goodwill | 1,689 |  | 1,689
Other intangible assets, net | 489 |  | 484
Assets held for sale | 20,558 |  | 20,599
Valuation allowance | (15,878) |  | (6,161)
Assets held for sale, net | 4,680 |  | 14,438
Liabilities: |  |  |
Accounts payable | 834 |  | 914
Accrued liabilities | 178 |  | 385
Liabilities held for sale | $ 1,012 |  | $ 1,299

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