| 
           Commitments and Contingencies (Detail Textual) (USD $) 
        In Millions, unless otherwise specified  | 
        0 Months Ended | 
|---|---|
| 
           Dec. 10, 2013 
         | 
      |
| Commitment And Contingencies [Line Items] | |
| HVAC improvement allowance | $ 0.35 | 
| 
           From 1/1/14 -3/31/14 
         | 
        |
| Commitment And Contingencies [Line Items] | |
| Annual base rent rate per square foot | 0.00 | 
| 
           From 4/1/2010 - 3/31/2018 
         | 
        |
| Commitment And Contingencies [Line Items] | |
| Annual base rent rate per square foot | 5.45 | 
| 
           From 4/1/2018 - 3/31/2019 
         | 
        |
| Commitment And Contingencies [Line Items] | |
| Annual base rent rate per square foot | 5.65 | 
| 
           From 4/1/2019 - 3/31/2020 
         | 
        |
| Commitment And Contingencies [Line Items] | |
| Annual base rent rate per square foot | 5.85 | 
| 
           From 4/1/2020 - 3/31/2021 
         | 
        |
| Commitment And Contingencies [Line Items] | |
| Annual base rent rate per square foot | 6.05 |