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Income Taxes (Schedule of the Components of Deferred Income Tax Benefit (Expense)) (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income Tax Disclosure [Abstract]      
Deferred tax (expense) benefit, excluding items below $ 37,940 $ (39,870) $ 439,744
Inventory write-downs 310,477 179,755 817,840
Creation of operating loss carryforwards 788,342 25,552 11,348
Creation (utilization) of tax credit carryforwards 196,631 108,699 56,395
Change in valuation allowance due to changes in net deferred tax asset balances (23,299) (15,291) (13,597)
Deductible equity awards 127,308 667,171 (330,329)
Deferred Income Tax Expense (Benefit), Allowance for Accounts Receivable 161,084 0 0
Intangible assets (18,565) (164,380) (2,646,511)
Deferred income tax benefit (expense) $ 1,579,918 $ 761,636 $ (1,665,110)