SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ 8,249	$ 8,071
Additions Charged to Expense	1,370	1,034
Acquired from Acquisitions	0	0
Deductions	2,203	856
Balance at End of Year	7,416	8,249
Valuation Allowance for Deferred Tax Assets [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	235	125,870
Additions Charged to Expense	14	0
Acquired from Acquisitions	0	0
Deductions	0	125,635
Balance at End of Year	$ 249	$ 235