Long-Term Borrowing (Details) - Secured term loan facility - USD ($) $ in Millions |
2 Months Ended | 9 Months Ended | 12 Months Ended |
|---|---|---|---|
Dec. 12, 2016 |
Sep. 30, 2016 |
Jun. 27, 2017 |
|
| Debt Instrument [Line Items] | |||
| Borrowed amount | $ 25.0 | ||
| Transaction costs | $ 1.1 | ||
| Interest rate (as a percent) | 10.45% | ||
| Exit fee percent | 8.25% | ||
| Prior to net income milestones met, required minimum cash and cash equivalents percent of outstanding principal amount | 75.00% | ||
| Debt Instrument Covenant, Threshold Days Outstanding, Accounts Payable Amount Added to Principal Balance | 150 days | ||
| After net income milestones met, required minimum cash and cash equivalents percent of outstanding principal amount | 50.00% | ||
| Percent of securities in foreign subsidiaries guaranteed to secure debt | 65.00% | ||
| Fair value | $ 23.5 | ||
| Maximum | |||
| Debt Instrument [Line Items] | |||
| Loan Amount | $ 40.0 | ||
| Scenario, Forecast [Member] | |||
| Debt Instrument [Line Items] | |||
| Additional borrowing amount, subject to satisfying certain conditions | $ 5.0 | $ 10.0 |