Supplementary Data on Cash Flows (Tables)

12 Months Ended

Dec. 31, 2020

Supplemental Cash Flow Information [Abstract]

Schedule of Reconciliation of Net Income to Net Cash Provided by Operating Activities as Presented in the Statements of Cash Flows

A reconciliation of net income to net cash provided by operating activities as presented in the Statements of Cash Flows is as follows for the years ended December 31:

(in thousands)	2020		2019		2018
Cash flows from operating activities:
Net income	$	293,304	$	316,821	$	288,224
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	21,195		16,813		13,368
Deferred income tax (benefit) expense	(5,162)		3,349		(1,358)
Lease amortization expense	13,108		13,959		—
Realized (gains) losses and impairments on investments	(3,114)		(5,908)		3,591
(Gain) loss on disposal of fixed assets	(15)		75		(3,047)
Net investment income	5,878		543		6,423
Increase (decrease) in deferred compensation	7,611		(1,541)		(3,886)
Increase in receivables from affiliates	(26,548)		(19,505)		(30,804)
(Increase) decrease in accrued investment income	(713)		(170)		1,590
(Increase) decrease in federal income taxes recoverable	(2,202)		7,700		21,738
Decrease (increase) in prepaid pension	41,227		28,798		(47,335)
(Increase) decrease in prepaid expenses and other assets	(2,569)		(9,407)		6,446
(Decrease) increase in accounts payable and accrued expenses	(14,307)		(3,627)		11,039
(Decrease) increase in commissions payable	(625)		21,390		13,449
Increase (decrease) in accrued agent bonuses	14,105		(7,409)		(19,066)
Increase in contract liability	1,422		2,646		3,213
Net cash provided by operating activities	$	342,595	$	364,527	$	263,585