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Summary of Significant Accounting Policies - Summary of Interest Incurred and Capitalized and Interest Expensed for Units Settled (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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| Accounting Policies [Abstract] | ||
| Total interest incurred and capitalized | $ 1,884 | $ 351 |
| Total real estate taxes incurred and capitalized | 181 | 150 |
| Total interest and real estate taxes incurred and capitalized | 2,065 | 501 |
| Interest expensed as a component of cost of sales | 2,146 | 2,065 |
| Real estate taxes expensed as a component of cost of sales | 311 | 189 |
| Interest and real estate taxes expensed as a component of cost of sales | $ 2,457 | $ 2,254 |