Provision for Income Taxes (Details 3) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Federal
Gross operating loss carryforwards
Operating loss carryforwards	$ 746
State
Gross operating loss carryforwards
Operating loss carryforwards	20,023
Percentage of total state operating loss carryforwards expiring in 2020 or later	88.00%
Foreign
Gross operating loss carryforwards
Operating loss carryforwards	$ 3,465
Carryforwards not subject to expiration (as a percent)	6.00%