Income Taxes (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Taxes [Line Items]
Estimated annual effective tax rate			34.00%	(47.00%)
Tax Adjustments, Settlements, and Unusual Provisions			$ 247,000
Net discrete tax benefit for research and development tax credits				513,000
Effective Income Tax Rate Continuing Operations	35.70%	(27.60%)	52.50%	(63.00%)
State and Local Jurisdiction [Member]
Income Taxes [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions			915,000
Valuation Allowance, Deferred Tax Asset, Change in Amount			$ 596,000
State and Local Jurisdiction [Member] | NEW YORK
Income Taxes [Line Items]
Effective Income Tax Rate Continuing Operations			0.00%