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Related Party Transactions - Additional Information (Detail) (USD $) | 1 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Sep. 04, 2012 | Jun. 30, 2014 | Jun. 30, 2013 | Dec. 31, 2012 | Dec. 31, 2013
Related Party Transactions [Abstract] |  |  |  |  |
Company contribution to a multi employer 401K plan at discretionary amount of employee's cash compensation, maximum percentage |  | 6.00% |  |  |
Company contribution to a multi employer 401K plan at discretionary amount of employee's cash compensation, amount |  | $ 191,600 | $ 189,000 |  |
Deferred compensation, employee contribution, percentage |  | 2.00% |  |  |
Deferred compensation, company contribution, amount |  | 71,100 | 103,000 |  |
Number of times the employer contribution is higher than the amount deferred by employees |  | 300.00% |  |  |
Deferred compensation, cumulative unfunded liability |  | 1,700,000 |  |  | 1,600,000
Ancillary costs and expenses |  | 3,600,000 | 3,200,000 |  |
Liability due to The Saul Organization for the Company's share of these ancillary costs and expenses |  | 479,900 |  |  | 499,000
Operating Leases, Extended Expiration Period |  |  |  | 5 years |
Percentage of annual increase in base rent |  |  |  | 3.00% |
Rent expense |  | 414,000 | 428,000 |  |
Insurance Commissions and fees expense |  | 169,700 | 167,000 |  |
Monthly consulting fees | 60,000 |  |  |  |
Term of consulting agreement | 2 years |  |  |  |
Consulting fees |  | $ 360,000 | $ 360,000,000 |  |

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