Reportable Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 30, 2019	Mar. 31, 2018	Apr. 01, 2017
Segment Reporting Information [Line Items]
Net External Sales	$ 702,516	$ 674,949	$ 615,388
Gross Margin	276,653	258,537	230,211
Selling, General & Administrative Expenses	117,504	113,124	102,922
Operating Income	132,035	128,774	114,586
Total Assets	1,147,367	1,142,751	1,108,847
Capital Expenditures	41,346	27,976	20,894
Depreciation & Amortization	29,658	28,360	27,372
Geographic External Sales	702,516	674,949	615,388
Geographic Long-Lived Assets	207,895	192,513	183,625
Intersegment Sales	63,253	52,736	49,950
Plain [Member]
Segment Reporting Information [Line Items]
Net External Sales	323,251	296,708	277,700
Gross Margin	129,297	115,886	110,636
Selling, General & Administrative Expenses	25,617	25,991	23,585
Operating Income	100,048	86,628	81,484
Total Assets	393,014	401,248	371,169
Capital Expenditures	13,185	11,468	9,386
Depreciation & Amortization	9,849	9,296	9,075
Intersegment Sales	6,292	5,209	4,061
Roller [Member]
Segment Reporting Information [Line Items]
Net External Sales	143,832	132,021	109,483
Gross Margin	61,559	55,160	41,865
Selling, General & Administrative Expenses	6,266	6,307	6,116
Operating Income	55,148	48,831	34,008
Total Assets	166,733	157,012	147,226
Capital Expenditures	5,328	4,245	4,021
Depreciation & Amortization	4,029	4,109	4,198
Intersegment Sales	14,650	13,262	15,202
Ball [Member]
Segment Reporting Information [Line Items]
Net External Sales	72,307	67,806	58,448
Gross Margin	29,846	27,965	22,772
Selling, General & Administrative Expenses	6,428	6,773	5,657
Operating Income	23,222	20,919	16,593
Total Assets	66,443	60,000	55,788
Capital Expenditures	3,276	2,407	2,155
Depreciation & Amortization	1,971	1,752	1,836
Intersegment Sales	3,363	2,408	1,732
Engineered Products [Member]
Segment Reporting Information [Line Items]
Net External Sales	163,126	178,414	169,757
Gross Margin	55,951	59,526	54,938
Selling, General & Administrative Expenses	19,664	21,071	19,065
Operating Income	16,183	25,081	30,884
Total Assets	458,058	465,479	474,339
Capital Expenditures	18,715	7,209	4,591
Depreciation & Amortization	10,412	10,777	10,443
Intersegment Sales	38,948	31,857	28,955
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Selling, General & Administrative Expenses	59,529	52,982	48,499
Operating Income	(62,566)	(52,685)	(48,383)
Total Assets	63,119	59,012	60,325
Capital Expenditures	842	2,647	741
Depreciation & Amortization	3,397	2,426	1,820
Domestic Tax Authority [Member]
Segment Reporting Information [Line Items]
Geographic External Sales	633,381	592,818	540,774
Geographic Long-Lived Assets	165,533	150,716	144,389
Foreign Tax Authority [Member]
Segment Reporting Information [Line Items]
Total Assets	115,789	135,801
Geographic External Sales	69,135	82,131	74,614
Geographic Long-Lived Assets	$ 42,362	$ 41,797	$ 39,236