LEASE COMMITMENTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Rent expense under operating leases	$ 26,583	$ 30,813	$ 30,720
Assets recorded under capital leases
Assets recorded under capital leases, Gross	3,015	3,510
Accumulated depreciation	(663)	(758)
Assets recorded under capital leases, Net	2,352	2,752
Future minimum payments under capital leases, by year and in the aggregate
2016	569
2017	633
2018	521
2019	43
Total minimum lease payments	1,766
Amounts representing interest	(138)
Present value of future minimum lease payments	1,628
Lease amount due in one year	(521)
Total	1,107
Future minimum payments under noncancelable operating leases, by year and in the aggregate
2016	15,418
2017	12,385
2018	9,298
2019	8,006
2020	4,784
Subsequent to 2020	16,052
Total minimum lease payments	65,943
Building
Assets recorded under capital leases
Assets recorded under capital leases, Gross	2,184	2,434
Machinery and equipment
Assets recorded under capital leases
Assets recorded under capital leases, Gross	$ 831	$ 1,076