Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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- Definition

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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Restructuring Charges and Asset Disposals - Additional Information (Detail) (USD $)	1 Months Ended			3 Months Ended			6 Months Ended
	May 29, 2013	Jun. 29, 2012 Branch	Mar. 31, 2012 Employee	Jun. 30, 2013	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2013 Employees	Jun. 30, 2012
Restructuring And Related Activities [Abstract]
Restructuring charges and asset disposals		$ 444,285	$ 495,207	$ 394,458	$ 126,730		$ 394,458	$ 495,207
Reduction in workforce			12				19
Severance expenses		247,163				445,429	515,161
Asset disposals		56,830				39,445
Lease liabilities						10,333
Number of branches		3
Lease liabilities charges		140,292
Operating cost reduction	$ 120,703