Condensed Consolidated Statements of Partners’ Capital (Unaudited) (USD $) In Thousands, unless otherwise specified	Accumulated Other Comprehensive Income (Loss) [Member]	General Partner [Member]	Limited Partner [Member]	Total
Partners’ capital at beginning of period at Jun. 30, 2013	$ (351)	$ 81	$ 40,357	$ 40,087
Allocation of net loss:
Allocation of net loss			(1,217)	(1,217)
Accumulated other comprehensive income:
Change in pension and severance obligations				7
				7
Partners’ capital at end of period at Sep. 30, 2013	(344)	81	39,140	38,877
Partners’ capital at beginning of period at Dec. 31, 2012	(365)	81	42,286	42,002
Allocation of net loss:
Allocation of net loss			(2,996)	(2,996)
Cash distributions paid:
Cash distributions			(150)	(150)
Accumulated other comprehensive income:
Change in pension and severance obligations				21
				21
Partners’ capital at end of period at Sep. 30, 2013	(344)	81	39,140	38,877
Partners’ capital at beginning of period at Dec. 31, 2013	37	81	38,466	38,584
Allocation of net loss:
Allocation of net loss			(4,653)	(4,653)
Units issued for cash:
Units issued for cash			8,880	8,880
Accumulated other comprehensive income:
Change in pension and severance obligations				5
				5
Partners’ capital at end of period at Sep. 30, 2014	42	81	42,693	42,816
Partners’ capital at beginning of period at Jun. 30, 2014	40	81	44,114	44,235
Allocation of net loss:
Allocation of net loss			(1,421)	(1,421)
Accumulated other comprehensive income:
Change in pension and severance obligations				2
				2
Partners’ capital at end of period at Sep. 30, 2014	$ 42	$ 81	$ 42,693	$ 42,816