Commitments and Contingencies (Changes To Anticipated Loan Losses) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Commitments and Contingencies Disclosure [Abstract]
Liabilities, beginning of period	$ 162,468	$ 123,520	$ 164,280	$ 128,330
Reserves provided	0	0	0	0
Payments	(8,047)	(2,809)	(9,859)	(7,619)
Liabilities, end of period	$ 154,421	$ 120,711	$ 154,421	$ 120,711

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Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

+ Details

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- Definition

Amount of payments made reducing loss contingency liability.

+ References

+ Details

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- Definition

Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges.

+ References

+ Details

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