Operating Lease Commitments and Rent Expense (Tables)

12 Months Ended

Dec. 31, 2016

Leases [Abstract]

Summary of Future Minimum Rental Payments under Leases

Approximate future minimum rental payments as of December 31, 2016 under these leases are summarized as follows:

(in thousands)
2017	$	4,149
2018		3,724
2019		1,892
2020		1,847
2021		1,799
Thereafter		1,757
Total	$	15,168