Consolidated Statements Of Stockholders' Equity (USD $) In Millions	Total	Common Stock	Treasury Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total Church & Dwight Co., Inc. Stockholders' Equity	Noncontrolling Interest
Beginning Balance at Dec. 31, 2010	$ 1,870.9	$ 146.4	$ (24.6)	$ 230.8	$ 1,501.8	$ 16.3	$ 1,870.7	$ 0.2
Beginning Balance (in shares) at Dec. 31, 2010		146.4	(4.0)
Net Income	309.6	0	0	0	309.6	0	309.6	0
Other comprehensive income	(13.4)	0	0	0	0	(13.4)	(13.4)	0
Cash dividends	(97.4)	0	0	0	(97.4)	0	(97.4)	0
Stock purchases (in shares)		0	(1.8)
Stock purchases	(80.2)	0	(80.2)	0	0	0	(80.2)	0
Stock based compensation expense and stock option plan transactions, including related income tax benefits of $13.4 in 2013, $15.4 in 2012 and $13.3 in 2011 (in shares)	1.6	0	1.6
Stock based compensation expense and stock option plan transactions, including related income tax benefits of $13.4 in 2013, $15.4 in 2012 and $13.3 in 2011	50.2	0	9.9	40.3	0	0	50.2	0
Other stock issuances (in shares)		0	0.1
Other stock issuances	1.1	0	0.5	0.6	0	0	1.1	0
Ending Balance at Dec. 31, 2011	2,040.8	146.4	(94.4)	271.7	1,714.0	2.9	2,040.6	0.2
Ending Balance (in shares) at Dec. 31, 2011		146.4	(4.1)
Net Income	349.8	0	0	0	349.8	0	349.8	0
Other comprehensive income	(0.4)	0	0	0	0	(0.4)	(0.4)	0
Cash dividends	(134.5)	0	0	0	(134.5)	0	(134.5)	0
Stock purchases (in shares)		0	(5.0)
Stock purchases	(250.4)	0	(250.4)	0	0	0	(250.4)	0
Stock based compensation expense and stock option plan transactions, including related income tax benefits of $13.4 in 2013, $15.4 in 2012 and $13.3 in 2011 (in shares)	1.5	0	1.5
Stock based compensation expense and stock option plan transactions, including related income tax benefits of $13.4 in 2013, $15.4 in 2012 and $13.3 in 2011	54.4	0	8.5	45.9	0	0	54.4	0
Other stock issuances (in shares)		0	0
Other stock issuances	1.4	0	0.2	1.2	0	0	1.4	0
Ending Balance at Dec. 31, 2012	2,061.1	146.4	(336.1)	318.8	1,929.3	2.5	2,060.9	0.2
Ending Balance (in shares) at Dec. 31, 2012		146.4	(7.6)
Net Income	394.4	0	0	0	394.4	0	394.4	0
Other comprehensive income	(2.3)	0	0	0	0	(2.3)	(2.3)	0
Cash dividends	(155.2)	0	0	0	(155.2)	0	(155.2)	0
Stock purchases (in shares)	0.9	0	(0.9)
Stock purchases	(50.1)	0	(50.1)	0	0	0	(50.1)	0
Stock based compensation expense and stock option plan transactions, including related income tax benefits of $13.4 in 2013, $15.4 in 2012 and $13.3 in 2011 (in shares)	1.0	0	1.0
Stock based compensation expense and stock option plan transactions, including related income tax benefits of $13.4 in 2013, $15.4 in 2012 and $13.3 in 2011	52.2	0	18.1	34.1	0	0	52.2	0
Other (in shares)		0	0
Other	(0.1)	0	0	0	0	0	0	(0.1)
Ending Balance at Dec. 31, 2013	$ 2,300.0	$ 146.4	$ (368.1)	$ 352.9	$ 2,168.5	$ 0.2	$ 2,299.9	$ 0.1
Ending Balance (in shares) at Dec. 31, 2013		146.4	(7.5)