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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 27, 2014
Accounting Policies [Abstract]  
Schedule of Inventory, Current
Inventory is stated at the lower of cost (determined on the first-in, first-out method) or market and consists of the following at December 27, 2014 and December 28, 2013:
 
2014
 
2013
Raw materials
$
2,057,202

 
$
1,441,569

Work-in-process
1,551,799

 
1,003,540

Finished goods
472,885

 
632,946

 
$
4,081,886

 
$
3,078,055
Schedule of Change in Asset Retirement Obligation
The Company recorded asset retirement obligations (ARO) liabilities of $0.3 million at December 27, 2014 and December 28, 2013, respectively. This represents the legal obligations associated with retirement of the Company’s assets when the timing and/or method of settling the obligation are conditional on a future event that may or may not be within the control of the Company.
 
2014
 
2013
Beginning balance
$
329,435

 
$
322,477

Additions
—

 
—

Charges
—

 
—

Accretion and exchange rate change
(18,248
)
 
6,958

Ending balance
$
311,187

 
$
329,435
Schedule of Weighted Average Number of Shares
Weighted-average common shares outstanding used to calculate earnings per share, is as follows:
 
 
2014
 
2013
 
2012
Weighted-average common shares outstanding—basic
62,638,675

 
62,347,852

 
63,617,680

Stock options and nonvested restricted common stock
—

 
—

 
—

Weighted-average common shares outstanding—diluted
62,638,675

 
62,347,852

 
63,617,680
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share
The following were not included in weighted-average common shares outstanding- diluted because they are anti-dilutive or performance conditions have not been met at the end of the period.
 
 
2014
 
2013
 
2012
Nonvested restricted common stock
2,551,631

 
3,024,148

 
2,283,048

Stock options
130,500

 
558,850

 
983,680

Total
2,682,131

 
3,582,998

 
3,266,728
Schedule of Accumulated Other Comprehensive Income (Loss)
The components of accumulated other comprehensive income are as follows:
 
Cumulative
Translation
Adjustment
 
Unrealized Holding
 Gain (Loss) on
Marketable
Securities
 
Accumulated Other
Comprehensive
Income
Balance as of December 31, 2011
$
1,319,870

 
$
2,826,154

 
$
4,146,024

Changes during year
2,222,234

 
144,534

 
2,366,768

Balance as of December 29, 2012
3,542,104

 
2,970,688

 
6,512,792

Changes during year
(1,017,403
)
 
(2,053,392
)
 
(3,070,795
)
Balance as of December 28, 2013
2,524,701

 
917,296

 
3,441,997

Changes during year
(990,626
)
 
674,868

 
(315,758
)
Balance as of December 27, 2014
$
1,534,075

 
$
1,592,164

 
$
3,126,239