Subsequent Events - Common Stock Offering (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
12 Months Ended | 0 Months Ended | ||||
---|---|---|---|---|---|---|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Feb. 12, 2013
Common Stock [Member]
|
May 03, 2012
Common Stock [Member]
|
Jan. 28, 2014
Subsequent Event [Member]
Common Stock [Member]
|
|
Subsequent Event [Line Items] | ||||||
Stock issued | 8,250,000 | |||||
Underwriter over-allotment | 1,237,500 | |||||
Share price | $ 21.50 | |||||
Proceeds from issuance of common stock | $ 202,542 | $ 190,798 | $ 111,008 | $ 189,900 | $ 190,800 | $ 195,800 |