The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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+ Details

- Definition

The estimated maximum amount of possible loss from the contingency.

+ References+ Details

- Definition

The estimated minimum amount of possible loss from the contingency.

+ References+ Details

- Definition

Amount of the recorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

+ References+ Details

Commitments And Contingencies (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended			1 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Jan. 31, 2012 OEM and License Agreement Case [Member]	Jan. 31, 2012 Customer [Member] OEM and License Agreement Case, Counterclaim [Member]
Commitments and Contingencies Disclosure [Abstract]
Rent expense	$ 1.1	$ 1.0	$ 1.1
Unconditional purchase obligations	21.8
Loss Contingencies [Line Items]
Damages sought				1.1	0.6
Initial estimate of potential exposure, minimum				0
Initial estimate of potential exposure, maximum				$ 0.6