Significant Accounting Policies (Details) - USD ($)	3 Months Ended	12 Months Ended
	Oct. 01, 2016	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Accounting Policies [Line Items]
Inventory impairment loss	$ 9,137,000	$ 9,137,000	$ 5,983,000	$ 0
Property, plant and equipment impairment		$ 0
Common stock, par value		$ 0.001	$ 0.001	$ 0.001	$ 0.001
Advertising expense		$ 5,591,000	$ 5,353,000	$ 5,629,000
Defined benefit plan, assets		33,928,000	32,385,000	35,671,000
Recurring
Accounting Policies [Line Items]
Defined benefit plan, assets		33,928,000
Recurring | Level 1
Accounting Policies [Line Items]
Defined benefit plan, assets		22,261,000
Recurring | Fair Value, Inputs, Level 2 [Member]
Accounting Policies [Line Items]
Defined benefit plan, assets		$ 11,667,000
Minimum [Member]
Accounting Policies [Line Items]
Catalogs and other direct marketing pieces, useful life		1 year
Maximum [Member]
Accounting Policies [Line Items]
Catalogs and other direct marketing pieces, useful life		2 years
Building and improvements | Minimum [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life		30 years
Building and improvements | Maximum [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life		40 years
Equipment [Member] | Minimum [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life		3 years
Equipment [Member] | Maximum [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life		5 years
Non-compete agreements [Member] | Minimum [Member]
Accounting Policies [Line Items]
Finite-lived intangible asset, useful life		3 years
Non-compete agreements [Member] | Maximum [Member]
Accounting Policies [Line Items]
Finite-lived intangible asset, useful life		5 years
Backlog
Accounting Policies [Line Items]
Finite-lived intangible asset, useful life		1 year
Customer relationships | Minimum [Member]
Accounting Policies [Line Items]
Finite-lived intangible asset, useful life		4 years
Customer relationships | Maximum [Member]
Accounting Policies [Line Items]
Finite-lived intangible asset, useful life		20 years
Provision for Doubtful Accounts [Member]
Accounting Policies [Line Items]
Provisions for doubtful accounts expense		$ 1,375,000	3,819,000	1,638,000
North America Products
Accounting Policies [Line Items]
Inventory impairment loss	2,810,000	2,810,000	2,192,000
North America Services
Accounting Policies [Line Items]
Inventory impairment loss	$ 6,327,000	6,327,000	3,791,000
North America Services
Accounting Policies [Line Items]
Accounts receivable write downs		$ 336,000	$ 2,379,000	$ 0