Schedule II - Valuation and Qualifying Accounts (Details) - Table of Valuation and Qualifying Accounts (Continuing Operations [Member], Allowance for Doubtful Accounts [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012
Continuing Operations [Member] | Allowance for Doubtful Accounts [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	$ 216		$ 162
(Recovery From) Charged to Costs and Expenses	73		72
Deductions	62	[1]	18	[1]
Other	(105)	[2]
Ending Balance	$ 122		$ 216

[1] Uncollectible accounts written off, net of recoveries

[2] Represents allowance for doubtful accounts related to disposition of BIP (see Note 16 to the consolidated financial statements - Discontinued Operations)