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LEASES - Assets and liabilities (Details) $ in Thousands | Jun. 30, 2019 USD ($)
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Assets: |
Operating lease right-of-use assets | $ 42,727
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | Operating lease right-of-use assets
Liabilities |
Current - operating leases | $ 12,181
Non-current - operating leases | $ 31,624
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Non-current - operating leases
ASU No. 2016-02, Leases (Topic 842) |
Liabilities |
Total lease liabilities | $ 43,805

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