Debt (Details Textual)	1 Months Ended		3 Months Ended	6 Months Ended						1 Months Ended		1 Months Ended					1 Months Ended	6 Months Ended					3 Months Ended
	Jun. 27, 2014 USD ($)	Jul. 24, 2013 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2014 USD ($)	Mar. 31, 2014 USD ($)	Sep. 30, 2014 Revolving Credit Facility USD ($)	Jul. 12, 2013 Revolving Credit Facility USD ($)	Jul. 12, 2013 Revolving Credit Facility, Denominated in US Dollars USD ($)	Jul. 12, 2013 Revolving Credit Facility, Denominated in US Dollars and Euros USD ($)	Jul. 22, 2014 Term Loan USD ($)	Sep. 30, 2014 Term Loan USD ($)	Jun. 27, 2014 Bridge Loan USD ($)	May 28, 2014 Bridge Loan EUR (€)	Jul. 24, 2013 Bridge Loan USD ($)	Jul. 24, 2013 Bridge Loan EUR (€)	Jul. 12, 2013 Bridge Loan USD ($)	Jun. 27, 2014 Letter of Credit USD ($)	Sep. 30, 2014 Local Market Rates	Mar. 31, 2015 Scenario, Forecast Unused Revolving Credit Facility	Dec. 31, 2014 Scenario, Forecast Unused Revolving Credit Facility	Oct. 09, 2014 Scenario, Forecast Unused Revolving Credit Facility	Jul. 22, 2014 Scenario, Forecast Commitment Letter USD ($)	Mar. 31, 2015 Scenario, Forecast London Interbank Offered Rate (LIBOR) Revolving Credit Facility	Dec. 31, 2014 Scenario, Forecast London Interbank Offered Rate (LIBOR) Revolving Credit Facility	Dec. 31, 2014 Scenario, Forecast London Interbank Offered Rate (LIBOR) Unused Revolving Credit Facility	Oct. 09, 2014 Subsequent Event Revolving Credit Facility USD ($)	Oct. 09, 2014 Subsequent Event Revolving Credit Facility Unrestricted Cash USD ($)
Line of Credit Facility [Line Items]
Short-term borrowings			$ 4,711,000	$ 4,711,000	$ 4,058,000
Renewable period of borrowing facilities				1 year
Interest rate description on borrowings				interest at current local market rates
Basis spread on variable rate																		1.00%
Weighted average interest rate on short-term borrowings			8.40%	8.40%	7.10%
Total debt			434,500,000	434,500,000	308,000,000
DIP, amount arranged		90,000,000	535,000,000	535,000,000		200,000,000	225,000,000	98,000,000	102,000,000		335,000,000		100,000,000	25,000,000	75,000,000	25,000,000	85,000,000					60,000,000				200,000,000	50,000,000
DIP, increases to amount arranged	$ 120,000,000	$ 2,500,000	$ 90,000,000							$ 65,000,000		$ 36,000,000					$ 75,000,000
DIP, EBITDA exceeding the DIP budget		110.00%
DIP amount arranged, basis spread																							4.50%	4.00%
DIP financing, Fee on Unused Borrowings																			1.50%	0.50%	1.00%
Debtor-in-Possession Financing, Monthly Facility Fee Percentage																									0.10%
DIP amount arranged, stated percentage											9.00%
Percentage pledge of equity interests				100.00%