Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Schedule of intangible assets

	2013	2012
Intangible assets:
Amortizable intangible assets	$41,433	$42,580
Accumulated amortization	(41,294)	(41,308)
Total	$139	$1,272