Consolidated Statements of Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012		Dec. 31, 2011
Statement of Comprehensive Income [Abstract]
Net income	$ 43.9	$ 31.8	[1]	$ 29.4	[1]
Other comprehensive income (loss):
Foreign currency translation (loss) gain	(2.6)	0.6		(1.4)
Pension and postretirement benefit adjustments, net of tax	12.8	1.0		(9.4)
Total other comprehensive income (loss)	10.2	1.6		(10.8)
Total comprehensive income, net of tax	54.1	33.4		18.6
Comprehensive income attributable to noncontrolling interest	(0.5)	0		0
Comprehensive income attributable to ParkOhio common shareholders	$ 53.6	$ 33.4		$ 18.6

[1] Adjusted to reflect the discontinued operations.