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Earnings Per Share - Additional Information (Detail)
3 Months Ended 9 Months Ended 1 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Apr. 30, 2013
Special Dividend
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]          
Number of shares of CCA common stock distributed pursuant to the special dividend         13,900,000
Stock options excluded from computation of earnings per share because they were anti-dilutive 16,000 16,000 16,000 15,000