v3.5.0.2

Condensed Consolidating Financial Information - Guarantor Subsidiaries - Condensed Consolidated Statements of Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Net (loss) earnings |  | $ (4,967) | $ 7,669 | $ (9,622) | $ 24,486
Unrealized (loss) gain on short-term investments |  | (494) | 12 | 523 | (7)
Unrealized realized gain |  |  |  |  | 24
Changes in pension plan assets and benefit obligations |  | 1 | 4 | 3 | 4
Tax effect |  | 178 | (6) | (229) | 3
Total comprehensive (loss) income |  | (5,282) | 7,679 | (9,325) | 24,510
Parent Company Only (issuer) [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Net (loss) earnings |  | (4,967) | 7,669 | (9,622) | 24,486
Unrealized (loss) gain on short-term investments |  | (494) | 12 | 523 | (7)
Unrealized realized gain |  |  |  |  | 24
Changes in pension plan assets and benefit obligations |  | 1 | 4 | 3 | 4
Tax effect |  | 178 | (6) | (229) | 3
Total comprehensive (loss) income |  | (5,282) | 7,679 | (9,325) | 24,510
Guarantor Subsidiaries [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Net (loss) earnings | [1] | 8,372 | 10,682 | 20,462 | 26,044
Total comprehensive (loss) income | [1] | 8,372 | 10,682 | 20,462 | 26,044
Eliminations [Member] |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Net (loss) earnings |  | (8,372) | (10,682) | (20,462) | (26,044)
Total comprehensive (loss) income |  | $ (8,372) | $ (10,682) | $ (20,462) | $ (26,044)
[1] | Foreign subsidiaries represent minor subsidiaries and are included in the guarantor subsidiaries' amounts.

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- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831270 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831223 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e557-108580 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=51831255 + Details
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