LEASE COMMITMENTS - Supplemental Cash Flow Information (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 15,874
Operating cash flows from finance leases	877
Financing cash flows from finance leases	3,365
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	11,673
Finance leases	$ 12,401