Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Numerators and Denominators in Basic and Diluted Per Share (Detail)

v2.4.1.9
Earnings Per Share - Numerators and Denominators in Basic and Diluted Per Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Mar. 28, 2015
Mar. 29, 2014
Mar. 28, 2015
Mar. 29, 2014
Basic EPS:        
Net income available to common shareholders, Income $ 23,237us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic $ 20,895us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic $ 17,540us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic $ 8,187us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Net income available to common shareholders, Shares 48,384us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 48,688us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 48,882us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 48,523us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Net income available to common shareholders, Per Share $ 0.48us-gaap_EarningsPerShareBasic $ 0.43us-gaap_EarningsPerShareBasic $ 0.36us-gaap_EarningsPerShareBasic $ 0.17us-gaap_EarningsPerShareBasic
Effect of dilutive securities:        
Options to purchase common stock, Shares 457us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements 23us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements 251us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements 50us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
Options to purchase common stock, Per Share $ 0.00cent_OptionsToPurchaseCommonStock $ 0.00cent_OptionsToPurchaseCommonStock $ 0.00cent_OptionsToPurchaseCommonStock $ 0.00cent_OptionsToPurchaseCommonStock
Restricted shares, Shares 598us-gaap_WeightedAverageNumberOfSharesRestrictedStock 405us-gaap_WeightedAverageNumberOfSharesRestrictedStock 556us-gaap_WeightedAverageNumberOfSharesRestrictedStock 390us-gaap_WeightedAverageNumberOfSharesRestrictedStock
Restricted shares, Per Share $ (0.01)cent_RestrictedEarningPerShare $ 0.00cent_RestrictedEarningPerShare $ (0.01)cent_RestrictedEarningPerShare $ 0.00cent_RestrictedEarningPerShare
Diluted EPS:        
Net income available to common shareholders, Income $ 23,237us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted $ 20,895us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted $ 17,540us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted $ 8,187us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted
Net income available to common shareholders, Shares 49,439us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 49,116us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 49,689us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 48,963us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Net income available to common shareholders, Per Share $ 0.47us-gaap_EarningsPerShareDiluted $ 0.43us-gaap_EarningsPerShareDiluted $ 0.35us-gaap_EarningsPerShareDiluted $ 0.17us-gaap_EarningsPerShareDiluted