Property and Equipment (Amortization Schedule) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Capital Lease Assets [Line Items]
2014	$ 276
2015	285
2016	293
2017	302
2018	311
Thereafter	483
Total minimum lease payments	1,950
Less: amount representing interest	(892)
Present value of net minimum lease payments	1,058	[1]
Accrued Liabilities [Member]
Capital Lease Assets [Line Items]
Present value of net minimum lease payments	100
Other Noncurrent Liabilities [Member]
Capital Lease Assets [Line Items]
Present value of net minimum lease payments	$ 1,000

[1] Reflected in the consolidated balance sheets as accrued expenses and other liabilities and other long-term liabilities of $0.1 million and $1.0 million, respectively.