Shareholders' Equity and Earnings Per Share - Series A Preferred Stock (Details) - Series A Preferred Stock $ / shares in Units, $ in Thousands	Nov. 21, 2008 USD ($) $ / shares shares
Series A Preferred Stock
Preferred stock, shares issued | shares	40,000
Preferred stock, shares issued, value | $	$ 40,000
Liquidation preference (in dollars per share) | $ / shares	$ 1,000