Long-term debt: (Tables)

12 Months Ended

Dec. 31, 2021

Long-term debt:

Schedule of aggregate future contractual maturities of long-term debt

The aggregate future contractual maturities of long-term debt were as follows as of December 31, 2021 (in thousands):

For the year ending December 31,
2022	$	791
2023		—
2024		397,005
2025		—
2026		500,000
Thereafter		—
Total	$	897,796