Commitments and Contingencies - Additional Information (Detail)	3 Months Ended
	Mar. 31, 2015 USD ($)	Mar. 31, 2015 Germany [Member] USD ($)	Mar. 31, 2015 Germany [Member] EUR (€)	Mar. 31, 2015 Poland [Member] USD ($)	Mar. 31, 2015 Poland [Member] PLN	Dec. 31, 2014 June Thirty Two Thousand Fifteen [Member] USD ($)	Mar. 31, 2015 October Thirty Two Thousand Sixteen [Member] USD ($)	Mar. 31, 2015 Maximum [Member] USD ($)	Mar. 31, 2015 Minimum [Member] USD ($)
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense, Net	$ 6,024
Operating Leases, Rent Expense, Minimum Rentals		4,513	4,000	1,645	6,240	1,070	4,270
Loss Contingency, Damages Paid, Value	86,000							2,563	2,345
Agreed To Legal Settlement	9,800							15,000
Operating Leases, Rent Expense, Sublease Rentals	$ 3,916