Lessor Arrangement (Narrative) (Details) - USD ($) $ in Millions	Jun. 27, 2019	Mar. 01, 2020
Lessor Lease Description [Line Items]
Sale leaseback transaction, date	The purchase option for both the real estate and machinery and equipment can be exercised at any time on or after December 1, 2019 and before May 31, 2021.
Total purchase price	$ 20.0
Real Estate [Member]
Lessor Lease Description [Line Items]
Lease payments term	10 years
Total monthly lease payments	$ 13.2
Total purchase price	$ 12.0
Second Building [Member]
Lessor Lease Description [Line Items]
Lease payments term		10 years
Machinery and Equipment [Member]
Lessor Lease Description [Line Items]
Lease payments term	6 years
Total monthly lease payments	$ 9.7
Total purchase price	8.0
Derecognized lease asset	0.9
Revenue from derecognized lease asset	1.2
Interest income prior to exercise of purchase option	$ 0.5
Discount rate	5.50%