Commitments and Contingencies (Details Textual)	6 Months Ended
	Jun. 30, 2015
Minimum [Member]
Commitments and Contingencies
Percentage Of Next Slab Of Annual Sales For Calculating Net Royalty	8.00%
Maximum [Member]
Commitments and Contingencies
Percentage Of Next Slab Of Annual Sales For Calculating Net Royalty	10.00%