Borrowing Arrangements - Narrative (Details)			1 Months Ended	3 Months Ended												6 Months Ended		12 Months Ended
	Apr. 21, 2022 USD ($)	Feb. 16, 2021 USD ($)	May 31, 2019 USD ($)	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022 USD ($) $ / shares	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021 USD ($)	Mar. 31, 2021	Jun. 30, 2022 USD ($) $ / shares	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)	Nov. 30, 2018 USD ($)
Debt Instrument [Line Items]
Debt instrument, covenant compliance																As of June 30, 2022, the Company was in compliance with its debt covenants under the Amended Credit Agreement.
Long-term borrowings											$ 309,300,000					$ 309,300,000		$ 324,000,000.0
Redemptions of convertible debentures																0		0
Approximate redemption value of convertible debentures																1,100,000		1,100,000
Interest Rate Contract
Debt Instrument [Line Items]
Interest rate collar, term			3 years
Notional amount			$ 222,300,000
Derivative, cap interest rate			2.50%
Liability																		700,000
Interest paid											600,000			$ 600,000		800,000	$ 1,200,000
Senior Credit Facility, Net of Discount
Debt Instrument [Line Items]
Long-term borrowings											$ 288,700,000					$ 288,700,000		$ 301,600,000
Weighted average interest rate											3.30%			3.60%		3.30%	3.60%
Convertible Subordinated Debt
Debt Instrument [Line Items]
Redemption price upon stated maturity (in dollars per share) | $ / shares																$ 19.18
Convertible debentures maturity per share | $ / shares											$ 25					$ 25
Amended Credit Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 200,000,000.0	$ 550,000,000.0
Line of credit facility, expiration date	Apr. 21, 2027
Percentage principal installments	1.25%
Amended Credit Agreement | Scenario Forecast
Debt Instrument [Line Items]
Percentage principal installments				0.625%
Amended Credit Agreement | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 400,000,000.0	325,000,000.0
Increase to borrowing capacity	75,000,000.0
Elimination of additional liquidity test minimum	40,000,000.0
Amended Credit Agreement | Letter of Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		100,000,000.0
Amended Credit Agreement | Term Loan Facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 17,200,000	182,800,000																	$ 225,000,000.0
Amended Credit Agreement | Senior Credit Facility, Net of Discount
Debt Instrument [Line Items]
Unrestricted cash and cash equivalents		$ 30,000,000.0
Minimum consideration amount consummated for fiscal quarter acquisition											$ 50,000,000.0					$ 50,000,000.0
Letters of credit outstanding											39,400,000					39,400,000
Long-term borrowings											$ 290,100,000					290,100,000
Fees and other closing cost																$ 2,500,000	$ 1,300,000
Amended Credit Agreement | Senior Credit Facility, Net of Discount | Minimum
Debt Instrument [Line Items]
Consolidated leverage ratio											1.0	1.0	1.0
Consolidated leverage ratio for fiscal quarter acquisition											1.0
Consolidated interest coverage ratio											1.0	1.0			1.0
Amended Credit Agreement | Senior Credit Facility, Net of Discount | Maximum
Debt Instrument [Line Items]
Consolidated leverage ratio											4.50	4.50	5.25
Consolidated leverage ratio for fiscal quarter acquisition											4.50
Consolidated interest coverage ratio											3.50	3.5			1.60
Amended Credit Agreement | Senior Credit Facility, Net of Discount | Scenario Forecast | Minimum
Debt Instrument [Line Items]
Consolidated leverage ratio					1.00	1.0	1.0	1.0	1.0	1.0
Amended Credit Agreement | Senior Credit Facility, Net of Discount | Scenario Forecast | Maximum
Debt Instrument [Line Items]
Consolidated leverage ratio					4.00	4.25	4.25	4.25	4.25	4.50
Amended Credit Agreement | Senior Credit Facility, Net of Discount | Base Rate Loans
Debt Instrument [Line Items]
Interest rate											1.75%					1.75%
Amended Credit Agreement | Senior Credit Facility, Net of Discount | Base Rate Loans | Federal Funds
Debt Instrument [Line Items]
Interest rate margin on variable rate basis	0.50%
Amended Credit Agreement | Senior Credit Facility, Net of Discount | Base Rate Loans | SOFR
Debt Instrument [Line Items]
Interest rate margin on variable rate basis	1.00%
Floor interest rate	0.00%
Amended Credit Agreement | Senior Credit Facility, Net of Discount | LIBOR Loans
Debt Instrument [Line Items]
Interest rate margin on variable rate basis																2.75%
Period of total debt to EBITDA ratio		12 months
Senior Credit Facility | Senior Credit Facility, Net of Discount
Debt Instrument [Line Items]
Weighted average interest rate											3.40%			3.80%		3.40%	3.80%