Financial Instruments and Fair Value Measurements - Effective derivative instruments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Gain (loss) of derivative instruments
Amount of gain recognized in other comprehensive income on derivatives	$ 2,621	$ 368
Amount expected to be reclassified during next twelve months	$ 700
Period over which losses are expected to be reclassified	12 months
Interest expense
Gain (loss) of derivative instruments
Amount of loss reclassified into consolidated statements of income	$ 101
Equity in loss from unconsolidated joint ventures
Gain (loss) of derivative instruments
Amount of loss reclassified into consolidated statements of income	$ 46