Subsequent Events (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended	0 Months Ended		1 Months Ended
	Dec. 31, 2013 Restricted Stock Award	Feb. 18, 2014 Subsequent Event	Feb. 03, 2014 Subsequent Event	Feb. 20, 2014 Subsequent Event	Feb. 20, 2014 Subsequent Event Restricted Stock Award	Feb. 25, 2014 Subsequent Event BI Tangible and Intangible Assets of Unrelated Entity	Feb. 03, 2014 Subsequent Event Moore Haven Correctional Facility bed	Feb. 03, 2014 Subsequent Event Bay Correctonal Facility bed	Feb. 03, 2014 Subsequent Event Graceville Correctional Facility bed	Feb. 03, 2014 Subsequent Event Rio Grande Detention Center bed	Feb. 02, 2014 Subsequent Event Rio Grande Detention Center bed
Subsequent Event [Line Items]
Acquisition, consideration transferred						$ 13.0
Options, grants in period				240,000
Granted shares	345,000				306,000
Dividends declared		$ 0.57
Facility, number of beds							985	985	1,884	1,900	1,500
Life term of contract			3 years
Contract, renewal period			2 years