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Related Party Transactions - Summary of Related Party Transactions (Detail) (Affiliated Entity [Member], 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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Dec. 31, 2011
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Affiliated Entity [Member]
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| Related Party Transaction [Line Items] | |||
| Tax, utility, insurance and other reimbursement | $ 336 | $ 234 | $ 248 |
| Rent expense | 977 | 572 | 572 |
| Capital assets acquired | 625 | 568 | 1,807 |
| Total | $ 1,938 | $ 1,374 | $ 2,627 |