Nature of Business and Basis of Presentation (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Dec. 31, 2013	Jun. 30, 2013	Mar. 31, 2013
Nature of Business and Basis of Presentation [Abstract]
(Increase) decrease in restricted cash	$ 4	$ 42,900	$ (60,300)	$ 0
Restricted cash and cash equivalents	$ 17,444	$ 17,440

The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities.

+ References+ Details

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. For a classified balance sheet represents the current portion only (the noncurrent portion has a separate concept); there is a separate and distinct element for unclassified presentations.

+ References+ Details