Share-Based Payment Arrangements (Schedule of Options, Grants in Period and Grant Date Intrinsic Value) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Cost of share-based payments (non-cash)			$ 221	$ 136
Employee Stock Option [Member]
Intrinsic value of options exercised	9		9
Cost of share-based payments (non-cash)	50	41	98	104
Income tax benefit of share-based payments recognized in income	$ 7	$ 7	$ 15	$ 15