Summary of Significant Accounting Policies (Held-to-Maturity Securities) (Details) (Banco Santander Bonds [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012
Banco Santander Bonds [Member]
Schedule of Held-to-maturity Securities [Line Items]
Cash Received for Held-to-Maturity Securities Sold	$ 42,030
Principal Amount of Held-to-maturity Securities Sold	42,105
Held-to-maturity Securities, Sold Security, Realized Gain (Loss)	$ (75)