Condensed Consolidated Statements of Operations and Retained Earnings - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Revenues [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 213,464	$ 139,070
Cost of Goods and Services Sold	139,401	94,273
Gross Profit	74,063	44,797
Operating Expenses [Abstract]
Selling expenses	23,482	18,695
General and administrative expenses	30,143	18,429
Research and Development Expense	3,583	2,769
Amortization of intangibles	6,109	3,115
Operating Expenses	63,317	43,008
Income from operations	10,746	1,789
Other Income & Expenses [Abstract]
Interest and debt expense	5,812	3,188
Investment (income) loss	(433)	(577)
Foreign currency exchange (gain) loss	94	84
Other (income) expense, net	250	3,026
Income Tax Expense Benefit [Abstract]
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	(9,780)	(3,932)
Income tax expense (benefit)	(2,517)	(963)
Net income (loss)	(7,263)	(2,969)
Retained Earnings Accumulated Deficit [Abstract]
Retained earnings - beginning of period		$ 290,441
Retained earnings - end of period	$ 286,539
Weighted Average Number Of Shares Outstanding Basic [Abstract]
Average basic shares outstanding	26,762	23,802
Weighted Average Number Of Shares Outstanding [Abstract]
Average diluted shares outstanding	26,762	23,802
Earnings Per Share Basic [Abstract]
Basic income (loss) per share:	$ (0.27)	$ (0.12)
Earnings Per Share Diluted [Abstract]
Diluted income (loss) per share:	$ (0.27)	$ (0.12)
Secured Debt	$ 450,000
Extinguishment of Debt, Amount	$ 14,803	$ 0