Equity (Tables)

12 Months Ended

Dec. 31, 2013

Stockholders' Equity Note [Abstract]

Schedule of Change in Preferred and Common Shares Issued and Common Shares Held as Treasury Shares

The following table shows the change in Preferred and Common Stock issued and Common Stock held as treasury shares for the three years ended December 31, 2013.

(shares in thousands)	Series A Preferred Stock Issued		Series C Preferred Stock Issued	Common Stock Issued		Treasury Stock Held
Balance at December 31, 2010	968		—	790,956		5,693
Issuance (forfeitures) of non-vested stock, net	—		—	(1	)	—
Restricted share unit activity	—		—	19		—
Settlement of prepaid common stock purchase contracts	—		—	15		—
Balance at December 31, 2011	968		—	790,989		5,693
Restricted share unit activity	—		—	1,284		—
Balance at December 31, 2012	968		—	792,273		5,693
Settlement of prepaid Common Stock purchase contracts	—		—	122,848		—
Issuance of Common Stock	—		—	59,871		—
Restricted share unit activity	—		—	2,616		—
Stock options exercised	—		—	437		—
Issuance of Series C Preferred Stock	—		5,200	—		—
Redemption of Series A Preferred Stock	(968	)	—	—		—
Balance at December 31, 2013	—		5,200	978,045		5,693