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- Definition

Fair Value Measurements Disclosure [Line Items]

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- Definition

Operating Lease Right-Of-Use Assets, Fixed Assets, and Intangible Asset, Impairment Loss

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Amount of impairment loss for asset. Includes, but is not limited to, tangible and intangible assets and goodwill.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Period between issuance and maturity of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Jun. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Fair Value Measurements Disclosure [Line Items]
Available-for-sale debt securities fair value	$ 40,800			$ 40,800		$ 39,500
Available-for-sale debt securities amortized cost	41,400			41,400		39,300
Goodwill impairment	290,000	$ 6,300	$ 0	$ 296,275	$ 0
Discounted cash flow, forecast period				15 years
Full service center-based child care
Fair Value Measurements Disclosure [Line Items]
Impairment losses				$ 313,100
Goodwill impairment	290,000			296,300
Impairment loss of operating lease right-of-use assets, fixed assets, and intangible assets				16,800
Level 2
Fair Value Measurements Disclosure [Line Items]
Available-for-sale debt securities fair value	12,500			12,500		8,600
Level 1
Fair Value Measurements Disclosure [Line Items]
Available-for-sale debt securities fair value	$ 28,300			$ 28,300		30,900
Minimum
Fair Value Measurements Disclosure [Line Items]
Debt securities, remaining maturity term	1 year			1 year
Maximum
Fair Value Measurements Disclosure [Line Items]
Debt securities, remaining maturity term	14 years			14 years
Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent
Fair Value Measurements Disclosure [Line Items]
Available-for-sale debt securities fair value	$ 28,100			$ 28,100		24,100
Balance Sheet Location [Axis]: us-gaap:PrepaidExpenseAndOtherAssetsCurrent
Fair Value Measurements Disclosure [Line Items]
Available-for-sale debt securities fair value	12,700			12,700		15,400
Interest rate caps \| Level 2 \| Estimate of Fair Value Measurement
Fair Value Measurements Disclosure [Line Items]
Derivative asset	4,500			4,500		2,200
Interest rate caps \| Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent \| Level 2 \| Estimate of Fair Value Measurement
Fair Value Measurements Disclosure [Line Items]
Derivative asset	4,212			4,212		423
Interest rate caps \| Balance Sheet Location [Axis]: us-gaap:PrepaidExpenseAndOtherAssetsCurrent \| Level 2 \| Estimate of Fair Value Measurement
Fair Value Measurements Disclosure [Line Items]
Derivative asset	$ 305			$ 305		$ 1,763