Orange County-Poughkeepsie Limited Partnership (Narrative) (Details) (USD $)	6 Months Ended		12 Months Ended						0 Months Ended
	Jun. 30, 2014 item	Jun. 30, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2013	Jun. 30, 2014 O-P [Member]	Apr. 30, 2014 O-P [Member]	Apr. 30, 2014 Put Option [Member]
Option Indexed to Issuer's Equity [Line Items]
Equity interest in O-P	8.108%					8.108%
Annual cash distributions to the Company from the O-P			$ 13,000,000	$ 13,000,000	$ 13,600,000
Aggregate strike price	50,000,000
Equity method investment put option value multiplier times EBITDA	0.081081
Proceeds from exercise of stock options									50,000,000
Gain on sale of ownership interest									49,800,000
Equity method investment, amount the investment account was reduced to		0
Other accounts receivable	$ 1,135,000		$ 480,000				$ 500,000	$ 600,000