Disposition of Product Line (Details) (USD $)	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Schedule of the aforementioned restructuring
Restructuring reserve, beginning balance	$ 830,000	$ 6,749,000
Cash paid	(735,000)	(5,742,000)
Restructuring reserve, ending balance	0	830,000
Sale of Halloween portion of PMG's business [Member]
Schedule of the aforementioned restructuring
Restructuring reserve, beginning balance	3,998,000
Cash paid	(1,901,000)
Non-cash adjustments	(210,000)
Restructuring reserve, ending balance	1,887,000
Employee Termination Costs [Member]
Schedule of the aforementioned restructuring
Restructuring reserve, beginning balance	750,000	4,091,000
Cash paid	(705,000)	(3,164,000)
Restructuring reserve, ending balance	0	750,000
Employee Termination Costs [Member] | Sale of Halloween portion of PMG's business [Member]
Schedule of the aforementioned restructuring
Restructuring reserve, beginning balance	1,282,000
Cash paid	(734,000)
Non-cash adjustments	41,000
Restructuring reserve, ending balance	589,000
Facility Costs [Member]
Schedule of the aforementioned restructuring
Restructuring reserve, beginning balance	80,000	2,658,000
Cash paid	(30,000)	(2,578,000)
Restructuring reserve, ending balance	0	80,000
Facility Costs [Member] | Sale of Halloween portion of PMG's business [Member]
Schedule of the aforementioned restructuring
Restructuring reserve, beginning balance	1,375,000
Cash paid	(315,000)
Non-cash adjustments	(245,000)
Restructuring reserve, ending balance	815,000
Professional Fees and Other Costs [Member] | Sale of Halloween portion of PMG's business [Member]
Schedule of the aforementioned restructuring
Restructuring reserve, beginning balance	1,341,000
Cash paid	(852,000)
Non-cash adjustments	(6,000)
Restructuring reserve, ending balance	$ 483,000