Commitments and Contingencies - Phoenix Navigation Components, LLC Legal Proceeding (Details) - Phoenix Navigation Components, LLC Legal Proceedings $ in Millions				12 Months Ended
	Oct. 10, 2019 USD ($)	Oct. 01, 2019 USD ($)	Jun. 21, 2019 USD ($) product_line claim	Sep. 30, 2019 USD ($)
Loss Contingencies [Line Items]
Total damages sought			$ 21.2
Number of deemed trade secrets used | claim			1
Number of products using deemed trade secrets | product_line			7
Royalties owed (as percentage of sale price)			7.50%
Amount awarded to other party				$ 3.8
Reduction of attorneys' fees owed (as a percent)			10.00%
Royalties owed after first $1 million of payments (as a percentage of sale price)			2.25%
Legal fees				$ 5.7
Trade Secrets
Loss Contingencies [Line Items]
Number of pending claims | claim			97
Number of claims settled | claim			5
Legal Expense
Loss Contingencies [Line Items]
Amount awarded to other party			$ 3.7
Subsequent Event
Loss Contingencies [Line Items]
Payments for legal settlements	$ 4.5
Subsequent Event | Legal Expense
Loss Contingencies [Line Items]
Amount awarded to other party		$ 3.8
Subsequent Event | Royalty
Loss Contingencies [Line Items]
Amount awarded to other party		1.0
Loss contingency accrual		0.6
Subsequent Event | Interest
Loss Contingencies [Line Items]
Amount awarded to other party		$ 0.1