Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Fair Value and Carrying Value of Fixed Rate Long-Term Debt (Detail)

v2.4.0.8
Fair Value Measurements - Fair Value and Carrying Value of Fixed Rate Long-Term Debt (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
7.0% Senior Subordinated Notes Due 2022 [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value $ 215,500 $ 218,000
Long-term Debt, Carrying Value 198,519 198,414
5.0% Senior Subordinated Notes due 2023 [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value 290,250 285,000
Long-term Debt, Carrying Value 300,000 300,000
Mortgage Loan at Fix Interest Rate [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value 154,668 165,381
Long-term Debt, Carrying Value 149,364 157,571
Assumed Notes [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value 5,214 7,636
Long-term Debt, Carrying Value 5,372 7,993
Other [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value 4,613 4,774
Long-term Debt, Carrying Value $ 4,919 $ 5,080