Subsequent Event (Details) (Golden Guernsey [Member], Subsequent Event [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
	May 15, 2013 sqft
Golden Guernsey [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Acquisition agreement date	May 15, 2013
Production capacity space, increase	170,000
Purchase price	$ 7.4
Acquisition agreement close date	Jul. 02, 2013