Commitments and Contingencies (Details Textual) (USD $) In Millions, unless otherwise specified	9 Months Ended					1 Months Ended
	Sep. 30, 2012	Sep. 30, 2012 Heston [Member] Suits	Sep. 30, 2012 Turner [Member]	May 04, 2012 Turner [Member]	Apr. 20, 2012 Turner [Member]	Mar. 31, 2012 Turner [Member] Maximum [Member]	Mar. 31, 2012 Turner [Member] Minimum [Member]
Commitments and Contingencies (Textual) [Abstract]
Number of lawsuits dismissed		169
Number of law suits against Company		33
Jury decision against company			$ 10.0
Jury award value						10.0	4.4
Jury decision against company which adjusted to award				5.5	5.5
Benefit on reversal of accrued litigation			2.2
Benefit on reversal of accrued litigation leaving a reserve			1.1
Commitments and Contingencies (Additional Textual) [Abstract]
Product liability insurance coverage limit, minimum	5.0
Product liability insurance coverage limit, maximum	12.0
Product liability insurance coverage per incident deductibles, minimum	0.1
Product liability insurance coverage per incident deductibles, maximum	1.0
Product liability insurance coverage	10.0
Product liability, uninsured exposure	$ 1.1