Proposed Merger - Additional Information (Detail) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011	Sep. 30, 2011 Tyco Flow	Mar. 27, 2012 Tyco Flow
Business Acquisition [Line Items]
Net revenue					$ 3,600,000,000
Operating income	117,792,000	109,422,000	202,744,000	195,599,000	296,000,000
Definitive agreement, transaction values						4,400,000,000
Definitive agreement, transaction values in assumed net debt						275,000,000
Definitive agreement, potential termination fee						$ 145,000,000