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Pension and Retirement Plans (Tables)

6 Months Ended

Mar. 31, 2017

Compensation and Retirement Disclosure [Abstract]

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

The fair value of the assets held by the U.K. pension plan by asset category are as follows:

	Fair Values as of
	March 31, 2017																September 30, 2016
	Fair Value Measurements Using Inputs Considered as																Fair Value Measurements Using Inputs Considered as
Asset Category	Total				Level 1				Level 2				Level 3				Total				Level 1				Level 2				Level 3
	(Amounts in thousands)
Cash on deposit	$	73			$	73			$	—			$	—			$	86			$	86			$	—			$	—
Pooled funds	7,445				—				7,445				—				7,543				—				7,543				—
Total plan assets	$	7,518			$	73			$	7,445			$	—			$	7,629			$	86			$	7,543			$	—

Schedule of Net Benefit Costs

The components of net periodic benefit costs related to the U.S. and international plans are as follows:

	For the Three Months Ended March 31,
	2017												2016
	Foreign				U.S.				Total				Foreign				U.S.				Total
	(Amounts in thousands)
Pension:
Service cost	$	10			$	—			$	10			$	9			$	—			$	9
Interest cost	93				11				104				146				11				157
Expected return on plan assets	(65		)		—				(65		)		(92		)		—				(92		)
Amortization of:
Prior service gain	—				—				—				—				—				—
Amortization of net gain (loss)	91				(1		)		90				44				(1		)		43
Net periodic benefit cost	$	129			$	10			$	139			$	107			$	10			$	117
Post Retirement:
Service cost	$	—			$	10			$	10			$	—			$	7			$	7
Interest cost	—				10				10				—				11				11
Amortization of net gain (loss)	—				4				4				—				(20		)		(20		)
Net periodic cost (benefit)	$	—			$	24			$	24			$	—			$	(2	)		$	(2	)
	For the Six Months Ended March 31,
	2017												2016
	Foreign				U.S.				Total				Foreign				U.S.				Total
	(Amounts in thousands)
Pension:
Service cost	$	19			$	—			$	19			$	18			$	—			$	18
Interest cost	188				22				210				297				22				319
Expected return on plan assets	(131		)		—				(131		)		(190		)		—				(190		)
Amortization of:
Prior service gain	—				—				—				—				—				—
Amortization of net gain (loss)	182				(2		)		180				89				(2		)		87
Net periodic benefit cost	$	258			$	20			$	278			$	214			$	20			$	234
Post Retirement:
Service cost	$	—			$	19			$	19			$	—			$	14			$	14
Interest cost	—				22				22				—				21				21
Amortization of net gain (loss)	—				8				8				—				(40		)		(40		)
Net periodic cost (benefit)	$	—			$	49			$	49			$	—			$	(5	)		$	(5	)

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- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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X

- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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