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Commitments and Contingencies - Additional Information (Detail) |  | 12 Months Ended |
--- | --- | --- | ---
Apr. 15, 2014 USD ($) | Dec. 31, 2010 USD ($) integer | Dec. 31, 2011 USD ($)
Colony Park |  |  |
Loss Contingencies [Line Items] |  |  |
Loss Contingency Damages Sought By Plaintiff |  |  | $ 6,800,000
Number of plaintiff the jury rendered verdicts |  | 6 |
Loss Contingency, Number of Plaintiffs |  | 72 |
Loss Contingency, Claims Dismissed, Number | integer |  | 66 |
Number of plaintiffs dismissed and not appealed |  | 3 |
Colony Park | Maximum |  |  |
Loss Contingencies [Line Items] |  |  |
Loss awarded to plaintiffs |  |  | $ 44,000
Compensatory Damages |  |  |
Loss Contingencies [Line Items] |  |  |
Loss Contingency, Damages Awarded, Value | $ 15,300,000 |  |
Punitive Damages |  |  |
Loss Contingencies [Line Items] |  |  |
Loss Contingency, Damages Awarded, Value | $ 95,800,000 |  |
Attorney Fees | Colony Park |  |  |
Loss Contingencies [Line Items] |  |  |
Award for costs and attorney fee claimed by the company |  | $ 2,000,000 |

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