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Basis of Presentation (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
New accounting pronouncements |  |
Increase in cash provided by operating activities | $ 72,215 | $ 74,371
Decrease in net cash used in financing activities | (81,082) | (71,996)
Other disclosures |  |
Early termination revenue | 4,300 | 13,500
Abandonments | 7,300 | 800
Foreign currency loss | 1,500 | 1,400
ASU 2016-09 |  |
New accounting pronouncements |  |
Increase in cash provided by operating activities |  | 3,700
Decrease in net cash used in financing activities |  | $ 3,700
Cumulative effect adjustment | $ 317 |

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