Unaudited Condensed Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balances (in shares) at Apr. 01, 2018	12,493,789	(2,408,025)
Balances at Apr. 01, 2018	$ 125	$ (12,231)	$ 52,874	$ (1,450)	$ 39,318
Stock-based compensation			110		110
Acquisition of treasury stock (in shares)		(16,206)
Acquisition of treasury stock		$ (95)			(95)
Net income				264	264
Dividends declared on common stock				(806)	(806)
Balances (in shares) at Jul. 01, 2018	12,493,789	(2,424,231)
Balances at Jul. 01, 2018	$ 125	$ (12,326)	52,984	(1,992)	38,791
Balances (in shares) at Mar. 31, 2019	12,546,789	(2,424,231)
Balances at Mar. 31, 2019	$ 125	$ (12,326)	53,251	338	41,388
Stock-based compensation			65		65
Acquisition of treasury stock (in shares)		(3,203)
Acquisition of treasury stock		$ (17)			(17)
Net income				1,079	1,079
Dividends declared on common stock				(810)	(810)
Balances (in shares) at Jun. 30, 2019	12,546,789	(2,427,434)
Balances at Jun. 30, 2019	$ 125	$ (12,343)	$ 53,316	$ 607	$ 41,705

Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.

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