Commitments and contingencies Commitments and contingencies - Schedule of Minimum Future Lease Commitments Under Leases (Details) $ in Thousands |
Sep. 30, 2018
USD ($)
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| Minimum future lease commitments under leases | |
| 2019 | $ 68,959 |
| 2020 | 49,652 |
| 2021 | 21,914 |
| 2022 | 11,952 |
| 2023 | 6,220 |
| Thereafter | 1,970 |
| Total minimum lease payments | 160,667 |
| Office space | |
| Minimum future lease commitments under leases | |
| 2019 | 65,187 |
| 2020 | 47,398 |
| 2021 | 21,786 |
| 2022 | 11,950 |
| 2023 | 6,220 |
| Thereafter | 1,970 |
| Total minimum lease payments | 154,511 |
| Equipment | |
| Minimum future lease commitments under leases | |
| 2019 | 3,772 |
| 2020 | 2,254 |
| 2021 | 128 |
| 2022 | 2 |
| 2023 | 0 |
| Thereafter | 0 |
| Total minimum lease payments | $ 6,156 |
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- Definition Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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