Central Garden & Pet Company Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Consolidating Condensed Statements of Comprehensive Income (Loss) Based on Company's Understanding of SEC's Interpretation (Detail)

Consolidating Condensed Statements of Comprehensive Income (Loss) Based on Company's Understanding of SEC's Interpretation (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 27, 2014	Dec. 28, 2013
Condensed Financial Statements, Captions [Line Items]
Net income (loss)	$ (5,693)us-gaap_ProfitLoss	$ (12,812)us-gaap_ProfitLoss
Other comprehensive income (loss):
Foreign currency translation	(552)	85
Unrealized loss on securities	(10)	0
Total comprehensive income (loss)	(6,255)	(12,727)
Comprehensive income (loss) attributable to noncontrolling interests	4	(104)
Comprehensive income (loss) attributable to Central Garden & Pet Company	(6,259)us-gaap_ComprehensiveIncomeNetOfTax	(12,623)us-gaap_ComprehensiveIncomeNetOfTax
Parent [Member]
Condensed Financial Statements, Captions [Line Items]
Net income (loss)	(5,697)	(12,708)
Other comprehensive income (loss):
Foreign currency translation	(552)	0
Unrealized loss on securities	(10)
Total comprehensive income (loss)	(6,259)	(12,708)
Comprehensive income (loss) attributable to noncontrolling interests	0	0
Comprehensive income (loss) attributable to Central Garden & Pet Company	(6,259)	(12,708)
Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net income (loss)	(824)	(731)
Other comprehensive income (loss):
Foreign currency translation	(345)	85
Unrealized loss on securities	0
Total comprehensive income (loss)	(1,169)	(646)
Comprehensive income (loss) attributable to noncontrolling interests	4	(104)
Comprehensive income (loss) attributable to Central Garden & Pet Company	(1,173)	(542)
Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net income (loss)	6,502	147
Other comprehensive income (loss):
Foreign currency translation	(104)	0
Unrealized loss on securities	0
Total comprehensive income (loss)	6,398	147
Comprehensive income (loss) attributable to noncontrolling interests	0	0
Comprehensive income (loss) attributable to Central Garden & Pet Company	6,398	147
Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Net income (loss)	(5,674)	480
Other comprehensive income (loss):
Foreign currency translation	449	0
Unrealized loss on securities	0
Total comprehensive income (loss)	(5,225)	480
Comprehensive income (loss) attributable to noncontrolling interests	0	0
Comprehensive income (loss) attributable to Central Garden & Pet Company	$ (5,225)	$ 480