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
Jun. 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 $ 222,000 $ 218,000
Long-term Debt, Carrying Value 198,484 198,414
5.0% Senior Subordinated Notes due 2023 [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value 297,000 285,000
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 161,166 165,381
Long-term Debt, Carrying Value 153,992 157,571
Assumed Notes [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value 6,041 7,636
Long-term Debt, Carrying Value 6,256 7,993
Other [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term Debt, Fair Value 4,729 4,774
Long-term Debt, Carrying Value $ 5,044 $ 5,080