Short-Term Borrowings (Details) (USD $)	3 Months Ended			5 Months Ended	9 Months Ended		18 Months Ended	19 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Feb. 15, 2015	Dec. 31, 2014	Sep. 30, 2013	Dec. 31, 2014	Jul. 26, 2016	Dec. 31, 2012
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			$ 35,000,000			$ 35,000,000
Line of Credit Facility, Variable Interest Rate, Base Percent			0.18%			0.18%
Line of Credit Facility, Commitment Fee Amount						35,000
Line of Credit Facility, Minimum Cash Balance				18,000,000
Line of Credit Facility, Covenant Terms							12,000,000
Line of Credit Facility, Minimum Two Quarter Rolling EBITDA	2,000,000	(3,000,000)	2,000,000		6,000,000			9,000,000
Line of Credit Facility, Amount Outstanding			15,000,000			15,000,000			0
Line of Credit Facility, Remaining Borrowing Capacity			12,200,000			12,200,000
Maximum [Member]
Line of Credit Facility [Line Items]
Line Credit Facility, Available Capacity Measurement, Two Rolling Quarter EBITDA			9,000,000			9,000,000
Line of Credit Facility, Capacity Available on Non-Formula Basis			15,000,000			15,000,000
Line of Credit Facility, Borrowing Formula, Eligible Accounts Receivable past due						60 days
Line of Credit Facility, Borrowing Formula, Eligible Accounts Receivable, Days from Invoice Date						120 days
Line of Credit Facility, Borrowing Capacity Calculation, EBITDA Ratio			3.0			3.0
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage						0.50%
Line of Credit Facility, Covenant Terms, Liquidity Ratio, Allowable Subsidiary Cash Balance						10,000,000
Line of Credit Facility, Covenant Terms, 2012 Capital Expenditures						11,000,000
Line of Credit Facility, Covenant Terms, 2013 and Beyond Capital Ependitures						8,000,000
Minimum [Member]
Line of Credit Facility [Line Items]
Line Credit Facility, Available Capacity Measurement, Two Rolling Quarter EBITDA			6,000,000			6,000,000
Line of Credit Facility, Capacity Available on Non-Formula Basis			$ 10,000,000			$ 10,000,000
Line of Credit Facility, Borrowing Capacity Calculation, EBITDA Ratio			2.0			2.0
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage						0.375%
United States Accounts Receivable Balance [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Borrowing Formula, Eligible Accounts Receivable			80.00%			80.00%
Foreign Accounts Receivable Balance [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Borrowing Formula, Eligible Accounts Receivable			65.00%			65.00%
Non-Quarter End Months [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms, Liquidity Ratio						1.25
Quarter End Months [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms, Liquidity Ratio						1.5
EBITDA Ratio Less than 2.0 [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate			2.00%
EBITDA Ratio Less than 3.0 and Greater Than or Equal to 2.0 [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate			2.25%
EBITDA Ratio Greater than 3.0 [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate			2.50%