XML 35 R24.htm IDEA: XBRL DOCUMENT v3.10.0.1

Note 8 - Revolving Credit Agreement (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

Interest Rate Margins on Outstanding Debt [Table Text Block]

	Consolidated Senior Leverage Ratio		Applicable Basis Points for Overnight LIBOR Loans			Applicable Basis Points for Base Rate Loans			Applicable Basis Points for Unused Fee
	Less than 1.50 to 1.00		185			(50)			20
	Greater than or equal to 1.50 to 1.00 but less than 2.50 to 1.00		200			(25)			15
	Greater than or equal to 2.50 to 1.00		215			0			10

X

- Definition

Tabular disclosure of interest rate margins on outstanding debt.

+ References

No definition available.

+ Details

Name:	ulbi_InterestRateMarginsOnOutstandingDebtTableTextBlock
Namespace Prefix:	ulbi_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_TableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration