Accounts Payable And Accrued Expenses (Schedule Of Accounts Payable And Accrued Expenses) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Accounts Payable And Accrued Expenses [Abstract]
Accounts payable	$ 931	$ 1,859
Payable to benefit providers and transit agencies	19,402	23,017
Accrued payables	5,763	6,305
Accrued compensation and related benefits	11,724	13,379
Other accrued expenses	1,714	1,616
Deferred revenue	3,671	3,243
Accounts payable and accrued expenses	$ 43,205	$ 49,419