Schedule - Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2013

Valuation and Qualifying Accounts [Abstract]

Summary of Valuation Allowance [Table Text Block]

	Balance at		Additions Charged to						Balance
Year ended December 31, 2013	Beginning of Period		Costs and Expenses		Other Accounts		Deductions		at End of Period
Deferred tax asset valuation allowance	$	60,041	$	5,231	$	-	$	-	$	65,272
Year ended December 31, 2012
Deferred tax asset valuation allowance	$	54,788	$	5,253	$	-	$	-	$	60,041
Year ended December 31, 2011
Deferred tax asset valuation allowance	$	50,312	$	4,476	$	-	$	-	$	54,788