Quarterly Information (Schedule Of Quarterly Effect Of Statement Of Cash Flows Restatement) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended	9 Months Ended	12 Months Ended
	Mar. 31, 2013	Jun. 30, 2013	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012		Dec. 31, 2011
Net loss	$ (671)	$ (680)	$ (337)	$ (646)	$ (10,889)	[1]	$ (2,921)
Deferred income taxes	40	315	307	544	(2,810)		214
Other assets	(597)	(731)	(257)	(328)	(216)		(103)
Other accruals and liabilities	1,331	270	(62)	169	361		852
Net cash provided by (used in) operating activities	560	(181)	657	2,224	(2,583)		1,880
As Previously Reported [Member]
Net loss	(833)	(793)	(230)		(9,452)
Deferred income taxes			(78)		(3,949)
Other assets	(499)	(510)	(289)
Other accruals and liabilities	1,435	477	248
Net cash provided by (used in) operating activities	560	(181)	657		(2,583)
Correction Of Errors [Member]
Net loss	162	113	(107)		(1,437)
Deferred income taxes	40	315	385		1,139
Other assets	(98)	(221)	32
Other accruals and liabilities	$ (104)	$ (207)	$ (310)

[1] The Company recorded an additional $1.4 milion in tax expense, compared to what was previously reported in its Annual Report on Form 10-K/A for the year ended December 31, 2012 (see Note 1).