Financial Instruments (Reconciliation Of Changes In Fair Value Of Level 3 Liabilities) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Financial Instruments [Abstract]
Contingent consideration, balance as of December 31, 2012			$ 1,912,000
Loss on remeasurement of contingent consideration	39,000	25,000	78,000	25,000
Contingent consideration, balance as of June 30, 2013	$ 1,990,000		$ 1,990,000