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Commitments and Contingencies (Details)	Mar. 30, 2017 subsidiary	Mar. 24, 2017 officer
David Buehring Case
Loss Contingencies [Line Items]
Number of defendants | officer		2
Mattress Firm Case
Loss Contingencies [Line Items]
Number of defendants | subsidiary	2

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Number of defendants named in a legal action.

+ References

No definition available.

+ Details

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- Details

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X

- Details

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