Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Estimated annual lease, royalty, and employment agreement expenses

The estimated annual lease payment and meeting space commitments are as follows (in thousands):

Year ended December 31,
2017	$	2,827
2018	3,079
2019	2,023
2020	490
2021	141
Thereafter	374
	$	8,934