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Quarterly Financial Data - Schedule of Quarterly Financial Information (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 12 Months Ended
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Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Income Statement [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 181,277 us-gaap_SalesRevenueNet | $ 171,046 us-gaap_SalesRevenueNet | $ 201,662 us-gaap_SalesRevenueNet | $ 178,525 us-gaap_SalesRevenueNet | $ 149,035 us-gaap_SalesRevenueNet | $ 177,350 us-gaap_SalesRevenueNet | $ 202,223 us-gaap_SalesRevenueNet | $ 150,679 us-gaap_SalesRevenueNet | $ 732,510 us-gaap_SalesRevenueNet | $ 679,287 us-gaap_SalesRevenueNet | $ 759,031 us-gaap_SalesRevenueNet
Gross profit | 31,378 us-gaap_GrossProfit | 24,386 us-gaap_GrossProfit | 48,869 us-gaap_GrossProfit | 48,722 us-gaap_GrossProfit | 30,566 us-gaap_GrossProfit | 48,909 us-gaap_GrossProfit | 38,659 us-gaap_GrossProfit | 25,422 us-gaap_GrossProfit | 153,355 us-gaap_GrossProfit | 143,556 us-gaap_GrossProfit | 183,736 us-gaap_GrossProfit
Income (loss) from continuing operations | 718 us-gaap_IncomeLossFromContinuingOperations | (3,772)us-gaap_IncomeLossFromContinuingOperations | 11,134 us-gaap_IncomeLossFromContinuingOperations | 11,643 us-gaap_IncomeLossFromContinuingOperations | 37,473 us-gaap_IncomeLossFromContinuingOperations | 10,250 us-gaap_IncomeLossFromContinuingOperations | 7,486 us-gaap_IncomeLossFromContinuingOperations | (68)us-gaap_IncomeLossFromContinuingOperations | 19,723 us-gaap_IncomeLossFromContinuingOperations | 55,141 us-gaap_IncomeLossFromContinuingOperations | 58,786 us-gaap_IncomeLossFromContinuingOperations
Net loss (income) from discontinued operations | 61 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 5 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 21 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 2 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 130 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | (10)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 59 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity |  | 89 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 179 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 182 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
Net income (loss) | 657 us-gaap_NetIncomeLoss | (3,777)us-gaap_NetIncomeLoss | 11,113 us-gaap_NetIncomeLoss | 11,641 us-gaap_NetIncomeLoss | 37,343 us-gaap_NetIncomeLoss | 10,260 us-gaap_NetIncomeLoss | 7,427 us-gaap_NetIncomeLoss | (68)us-gaap_NetIncomeLoss | 19,634 us-gaap_NetIncomeLoss | 54,962 us-gaap_NetIncomeLoss | 58,604 us-gaap_NetIncomeLoss
Net income (loss) applicable to common stock | $ 657 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ (3,777)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 11,113 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 11,341 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 37,343 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 10,260 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 7,427 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ (368)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 19,334 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 54,662 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 58,304 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Basic: |  |  |  |  |  |  |  |  |  |  |
Income (loss) from continuing operations | $ 0.03 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ (0.17)us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.49 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.50 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 1.67 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.46 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.33 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ (0.02)us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.86 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 2.44 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 2.62 us-gaap_IncomeLossFromContinuingOperationsPerBasicShare
Net loss from discontinued operations |  |  |  |  | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare |  |  |  |  | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
Net income (loss) | $ 0.03 us-gaap_EarningsPerShareBasic | $ (0.17)us-gaap_EarningsPerShareBasic | $ 0.49 us-gaap_EarningsPerShareBasic | $ 0.50 us-gaap_EarningsPerShareBasic | $ 1.66 us-gaap_EarningsPerShareBasic | $ 0.46 us-gaap_EarningsPerShareBasic | $ 0.33 us-gaap_EarningsPerShareBasic | $ (0.02)us-gaap_EarningsPerShareBasic | $ 0.86 us-gaap_EarningsPerShareBasic | $ 2.43 us-gaap_EarningsPerShareBasic | $ 2.61 us-gaap_EarningsPerShareBasic
Diluted: |  |  |  |  |  |  |  |  |  |  |
Income (loss) from continuing operations | $ 0.03 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ (0.17)us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.47 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.49 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 1.59 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.43 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.31 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ (0.02)us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.83 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 2.34 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 2.50 us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare
Net loss from discontinued operations |  |  |  |  | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare |  |  |  |  | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
Net income (loss) | $ 0.03 us-gaap_EarningsPerShareDiluted | $ (0.17)us-gaap_EarningsPerShareDiluted | $ 0.47 us-gaap_EarningsPerShareDiluted | $ 0.49 us-gaap_EarningsPerShareDiluted | $ 1.58 us-gaap_EarningsPerShareDiluted | $ 0.43 us-gaap_EarningsPerShareDiluted | $ 0.31 us-gaap_EarningsPerShareDiluted | $ (0.02)us-gaap_EarningsPerShareDiluted | $ 0.83 us-gaap_EarningsPerShareDiluted | $ 2.33 us-gaap_EarningsPerShareDiluted | $ 2.49 us-gaap_EarningsPerShareDiluted

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