Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments And Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

Operating leases – We lease offices, manufacturing plants, equipment, vehicles and warehouses under operating lease agreements expiring through December 2020. Rental expense amounted to approximately $10.5 million, $10.1 million and $9.9 million for the years ended December 31, 2016, 2015 and 2014, respectively.  We do not have purchase options related to the operating lease agreements. The table below sets forth the approximate amount for future minimum lease payments under non-cancelable operating leases at December 31, 2016:

2017	$	10,863
2018		6,864
2019		6,182
2020		4,737
2021		3,469
Thereafter		3,743
	$	35,858

Summary of Land Right Leases

In addition, we have the following land right leases.    None of the leases requires a rental payment.

Location	Term (years)	Expiration Date
Chengdu, China	50	2061
Shanghai, China	50	2056
Shandong, China	50	2058
Shanghai, China	50	2058
Yangzhou, China	50	2065