Income Taxes (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Deferred tax assets [Abstract]
Federal tax loss carry-forwards					$ 2,116,000
Net deferred tax assets					3,922,000
Other net deferred tax assets					342,000
(Provision) benefit for income taxes [Abstract]
(Provision) benefit for income taxes	0	147,000	(3,922,000)	524,000
Foreign			0	7,000
Estimated effective tax rate			39.00%
Minimum [Member]
Tax Credit Carryforward [Line Items]
Expiration date			2023
Maximum [Member]
Tax Credit Carryforward [Line Items]
Expiration date			2032
Research and development credit carryforwards [Member]
Tax Credit Carryforward [Line Items]
Tax credit carryforward amount					994,000
Research and development credit carryforwards [Member] | Minimum [Member]
Tax Credit Carryforward [Line Items]
Tax credit carryforward, expiration date			Dec. 31, 2020
Research and development credit carryforwards [Member] | Maximum [Member]
Tax Credit Carryforward [Line Items]
Tax credit carryforward, expiration date			Dec. 31, 2031
Foreign tax credit carryforwards [Member]
Tax Credit Carryforward [Line Items]
Tax credit carryforward amount					359,000
Alternative minimum tax credit carry forwards [Member]
Tax Credit Carryforward [Line Items]
Tax credit carryforward amount					111,000
Federal [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards					$ 6,223,000