Subsequent Events (Details) - Forecast [Member] - USD ($) $ in Millions	1 Months Ended	12 Months Ended
Feb. 28, 2019	Jul. 31, 2019
Staff Reduction Programs [Abstract]
Expected savings due to staff reduction and expense reduction initiatives		$ 6.0
Employee severance and termination costs		$ 1.0
Sale of Majority Interest in Consolidated Subsidiary [Abstract]
Proceeds from sale of majority interest in consolidated subsidiary	$ 0.1
Loss from sale of majority interest in consolidated subsidiary	$ 0.1

No definition available.

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The quantified amount of the future effect on cash flows.

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- Definition

Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries.

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The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or the sale of investment in consolidated subsidiaries (generally greater than 50 percent).

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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