Condensed Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Sep. 27, 2014	Dec. 31, 2013
Current assets
Cash and cash equivalents	$ 156.6	$ 256.0
Accounts and notes receivable, net of allowances of $102.1 and $112.4, respectively	1,180.9	1,285.0
Inventories	1,199.4	1,195.1
Other current assets	386.3	361.6
Assets of Disposal Group, Including Discontinued Operation, Current	129.2	134.4
Total current assets	3,052.4	3,232.1
Property, plant and equipment, net	990.8	1,044.3
Other assets
Goodwill	4,792.6	4,860.7
Intangibles, net	1,648.6	1,749.9
Other non-current assets	406.3	390.0
Assets of Disposal Group, Including Discontinued Operation, Noncurrent	36.2	466.3
Total other assets	6,883.7	7,466.9
Total assets	10,926.9	11,743.3
Current liabilities
Current maturities of long-term debt and short-term borrowings	2.5	2.5
Accounts payable	527.2	576.9
Employee compensation and benefits	287.4	312.4
Other current liabilities	791.1	645.9
Liabilities of Disposal Group, Including Discontinued Operation, Current	60.5	72.5
Total current liabilities	1,668.7	1,610.2
Other liabilities
Long-term debt	2,960.7	2,547.9
Pension and other post-retirement compensation and benefits	279.1	320.2
Deferred tax liabilities	558.4	557.0
Other non-current liabilities	480.7	456.4
Liabilities of Disposal Group, Including Discontinued Operation, Noncurrent	11.9	33.9
Total liabilities	5,959.5	5,525.6
Equity
Ordinary shares $0.01 and CHF 0.50 par value, 426.0 and 213.0 authorized, 207.1 and 213.0 issued at September 27, 2014 and December 31, 2013, respectively	2.1	113.5
Ordinary shares held in treasury, 20.3 and 15.6 shares at September 27, 2014 and December 31, 2013, respectively	(1,267.5)	(875.1)
Additional paid-in capital	4,542.3	5,071.4
Retained earnings	1,923.2	1,829.1
Accumulated other comprehensive income (loss)	(232.7)	(43.6)
Shareholders’ equity attributable to Pentair plc	4,967.4	6,095.3
Noncontrolling interest	0	122.4
Total equity	4,967.4	6,217.7
Total liabilities and equity	$ 10,926.9	$ 11,743.3