INVESTMENTS AND FAIR VALUE MEASUREMENTS - FINANCIAL INSTRUMENTS MEASURED AT FAIR VALUE ON RECURRING BASIS (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets, Fair Value Disclosure [Abstract]
Corporate bonds	$ 11,181
Total assets at fair value	94,713	$ 93,717
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	10,950	6,267
Total liabilities at fair value	10,950	6,267
Mutual Fund
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	38,422	49,662
Equity Securities
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	45,110	36,769
Corporate Bond Securities
Assets, Fair Value Disclosure [Abstract]
Corporate bonds	11,181	7,286
Fair value, measurements, recurring
Assets, Fair Value Disclosure [Abstract]
Total assets at fair value	94,713	93,717
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	10,950	6,267
Total liabilities at fair value	10,950	6,267
Fair value, measurements, recurring | Mutual Fund
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	38,422	49,662
Fair value, measurements, recurring | Equity Securities
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	45,110	36,769
Fair value, measurements, recurring | Corporate Bond Securities
Assets, Fair Value Disclosure [Abstract]
Corporate bonds	11,181	7,286
Fair value, measurements, recurring | Fair Value, Inputs, Level 1
Assets, Fair Value Disclosure [Abstract]
Total assets at fair value	83,532	86,431
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	0	0
Total liabilities at fair value	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 1 | Mutual Fund
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	38,422	49,662
Fair value, measurements, recurring | Fair Value, Inputs, Level 1 | Equity Securities
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	45,110	36,769
Fair value, measurements, recurring | Fair Value, Inputs, Level 1 | Corporate Bond Securities
Assets, Fair Value Disclosure [Abstract]
Corporate bonds	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 2
Assets, Fair Value Disclosure [Abstract]
Total assets at fair value	11,181	7,286
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	10,950	6,267
Total liabilities at fair value	10,950	6,267
Fair value, measurements, recurring | Fair Value, Inputs, Level 2 | Mutual Fund
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 2 | Equity Securities
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 2 | Corporate Bond Securities
Assets, Fair Value Disclosure [Abstract]
Corporate bonds	11,181	7,286
Fair value, measurements, recurring | Fair Value, Inputs, Level 3
Assets, Fair Value Disclosure [Abstract]
Total assets at fair value	0	0
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	0	0
Total liabilities at fair value	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 3 | Mutual Fund
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 3 | Equity Securities
Assets, Fair Value Disclosure [Abstract]
Equity securities and mutual funds	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 3 | Corporate Bond Securities
Assets, Fair Value Disclosure [Abstract]
Corporate bonds	$ 0	$ 0