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v3.3.1.900

Related Parties - Additional Information (Detail) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Aug. 30, 2013 | Jul. 01, 2013 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Notes Receivable Related Parties [Line Items] |  |  |  |  |
Lease paid by company |  |  | $ 35,700,000 | $ 34,300,000 | $ 33,900,000
Stock repurchase program authorized to be repurchased |  |  | 3,800,000 | 3,200,000 | 0
Common stock repurchase price |  |  | $ 0.01 | $ 0.01 |
Payment for acquisition of treasury stock |  |  | $ 36,482,000 | $ 28,137,000 | $ 26,468,000
Westbury Agreement [Member] |  |  |  |  |
Notes Receivable Related Parties [Line Items] |  |  |  |  |
Purchase of option |  |  | $ 5,000,000 |  |
Stock repurchase program authorized to be repurchased |  |  | 7,700,000 |  |
Common stock repurchase price |  |  | $ 7.25 |  |
MMP [Member] |  |  |  |  |
Notes Receivable Related Parties [Line Items] |  |  |  |  |
Percentage of Holding | 50.00% |  |  |  |
Common stock, per share amount | $ 6.65 |  |  |  |
Payment for acquisition of treasury stock | $ 25,700,000 |  |  |  |
MMP [Member] | Westbury Agreement [Member] |  |  |  |  |
Notes Receivable Related Parties [Line Items] |  |  |  |  |
Stock repurchase program authorized to be repurchased |  |  |  |  | 3,900,000
Repurchase of treasury stock, shares | 3,900,000 |  |  |  |
Percentage of Holding | 50.00% |  |  |  | 50.00%
Common stock, per share amount | $ 6.65 |  |  |  | $ 6.65
Payment for acquisition of treasury stock | $ 25,700,000 |  |  |  | $ 25,700,000
Number of days moving average share price calculation | 60 days | 60 days |  |  |
Date of expiration |  |  | Sep. 30, 2013 |  |
Affiliated Entity [Member] | Guarantor [Member] |  |  |  |  |
Notes Receivable Related Parties [Line Items] |  |  |  |  |
Amount of letter of credit for CPA firm |  |  | $ 900,000 | 1,900,000 |
Director [Member] |  |  |  |  |
Notes Receivable Related Parties [Line Items] |  |  |  |  |
Lease paid by company |  |  | 2,700,000 | 2,200,000 | 2,100,000
Akin Gump [Member] |  |  |  |  |
Notes Receivable Related Parties [Line Items] |  |  |  |  |
Legal charges paid |  |  | $ 200,000 | $ 600,000 | $ 400,000

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